250488812500

素因数分解:

$2^2\times 5^6\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:669

約数の個数: 168

約数和(自身を含む): 560889695520

約数和(自身を除く): 310400883020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 109, 125, 166, 218, 250, 332, 415, 436, 443, 500, 545, 625, 830, 886, 1090, 1250, 1660, 1772, 2075, 2180, 2215, 2500, 2725, 3125, 4150, 4430, 5450, 6250, 8300, 8860, 9047, 10375, 10900, 11075, 12500, 13625, 15625, 18094, 20750, 22150, 27250, 31250, 36188, 36769, 41500, 44300, 45235, 48287, 51875, 54500, 55375, 62500, 68125, 73538, 90470, 96574, 103750, 110750, 136250, 147076, 180940, 183845, 193148, 207500, 221500, 226175, 241435, 259375, 272500, 276875, 340625, 367690, 452350, 482870, 518750, 553750, 681250, 735380, 904700, 919225, 965740, 1037500, 1107500, 1130875, 1207175, 1296875, 1362500, 1384375, 1703125, 1838450, 2261750, 2414350, 2593750, 2768750, 3406250, 3676900, 4007821, 4523500, 4596125, 4828700, 5187500, 5537500, 5654375, 6035875, 6812500, 6921875, 8015642, 9192250, 11308750, 12071750, 13843750, 16031284, 18384500, 20039105, 22617500, 22980625, 24143500, 27687500, 28271875, 30179375, 40078210, 45961250, 56543750, 60358750, 80156420, 91922500, 100195525, 113087500, 114903125, 120717500, 141359375, 150896875, 200391050, 229806250, 282718750, 301793750, 400782100, 459612500, 500977625, 565437500, 574515625, 603587500, 754484375, 1001955250, 1149031250, 1508968750, 2003910500, 2298062500, 2504888125, 3017937500, 5009776250, 10019552500, 12524440625, 25048881250, 50097762500, 62622203125, 125244406250, 250488812500]

約数ペア:

[(1, 250488812500), (2, 125244406250), (4, 62622203125), (5, 50097762500), (10, 25048881250), (20, 12524440625), (25, 10019552500), (50, 5009776250), (83, 3017937500), (100, 2504888125), (109, 2298062500), (125, 2003910500), (166, 1508968750), (218, 1149031250), (250, 1001955250), (332, 754484375), (415, 603587500), (436, 574515625), (443, 565437500), (500, 500977625), (545, 459612500), (625, 400782100), (830, 301793750), (886, 282718750), (1090, 229806250), (1250, 200391050), (1660, 150896875), (1772, 141359375), (2075, 120717500), (2180, 114903125), (2215, 113087500), (2500, 100195525), (2725, 91922500), (3125, 80156420), (4150, 60358750), (4430, 56543750), (5450, 45961250), (6250, 40078210), (8300, 30179375), (8860, 28271875), (9047, 27687500), (10375, 24143500), (10900, 22980625), (11075, 22617500), (12500, 20039105), (13625, 18384500), (15625, 16031284), (18094, 13843750), (20750, 12071750), (22150, 11308750), (27250, 9192250), (31250, 8015642), (36188, 6921875), (36769, 6812500), (41500, 6035875), (44300, 5654375), (45235, 5537500), (48287, 5187500), (51875, 4828700), (54500, 4596125), (55375, 4523500), (62500, 4007821), (68125, 3676900), (73538, 3406250), (90470, 2768750), (96574, 2593750), (103750, 2414350), (110750, 2261750), (136250, 1838450), (147076, 1703125), (180940, 1384375), (183845, 1362500), (193148, 1296875), (207500, 1207175), (221500, 1130875), (226175, 1107500), (241435, 1037500), (259375, 965740), (272500, 919225), (276875, 904700), (340625, 735380), (367690, 681250), (452350, 553750), (482870, 518750)]