91640000

素因数分解:

$2^6\times 5^4\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 140

約数和(自身を含む): 238048800

約数和(自身を除く): 146408800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 79, 80, 100, 116, 125, 145, 158, 160, 200, 232, 250, 290, 316, 320, 395, 400, 464, 500, 580, 625, 632, 725, 790, 800, 928, 1000, 1160, 1250, 1264, 1450, 1580, 1600, 1856, 1975, 2000, 2291, 2320, 2500, 2528, 2900, 3160, 3625, 3950, 4000, 4582, 4640, 5000, 5056, 5800, 6320, 7250, 7900, 8000, 9164, 9280, 9875, 10000, 11455, 11600, 12640, 14500, 15800, 18125, 18328, 19750, 20000, 22910, 23200, 25280, 29000, 31600, 36250, 36656, 39500, 40000, 45820, 46400, 49375, 57275, 58000, 63200, 72500, 73312, 79000, 91640, 98750, 114550, 116000, 126400, 145000, 146624, 158000, 183280, 197500, 229100, 232000, 286375, 290000, 316000, 366560, 395000, 458200, 572750, 580000, 632000, 733120, 790000, 916400, 1145500, 1160000, 1431875, 1580000, 1832800, 2291000, 2863750, 3160000, 3665600, 4582000, 5727500, 9164000, 11455000, 18328000, 22910000, 45820000, 91640000]

約数ペア:

[(1, 91640000), (2, 45820000), (4, 22910000), (5, 18328000), (8, 11455000), (10, 9164000), (16, 5727500), (20, 4582000), (25, 3665600), (29, 3160000), (32, 2863750), (40, 2291000), (50, 1832800), (58, 1580000), (64, 1431875), (79, 1160000), (80, 1145500), (100, 916400), (116, 790000), (125, 733120), (145, 632000), (158, 580000), (160, 572750), (200, 458200), (232, 395000), (250, 366560), (290, 316000), (316, 290000), (320, 286375), (395, 232000), (400, 229100), (464, 197500), (500, 183280), (580, 158000), (625, 146624), (632, 145000), (725, 126400), (790, 116000), (800, 114550), (928, 98750), (1000, 91640), (1160, 79000), (1250, 73312), (1264, 72500), (1450, 63200), (1580, 58000), (1600, 57275), (1856, 49375), (1975, 46400), (2000, 45820), (2291, 40000), (2320, 39500), (2500, 36656), (2528, 36250), (2900, 31600), (3160, 29000), (3625, 25280), (3950, 23200), (4000, 22910), (4582, 20000), (4640, 19750), (5000, 18328), (5056, 18125), (5800, 15800), (6320, 14500), (7250, 12640), (7900, 11600), (8000, 11455), (9164, 10000), (9280, 9875)]