42702500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:103

約数の個数: 120

約数和(自身を含む): 104966400

約数和(自身を除く): 62263900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 31, 38, 50, 58, 62, 76, 95, 100, 116, 124, 125, 145, 155, 190, 250, 290, 310, 380, 475, 500, 551, 580, 589, 620, 625, 725, 775, 899, 950, 1102, 1178, 1250, 1450, 1550, 1798, 1900, 2204, 2356, 2375, 2500, 2755, 2900, 2945, 3100, 3596, 3625, 3875, 4495, 4750, 5510, 5890, 7250, 7750, 8990, 9500, 11020, 11780, 11875, 13775, 14500, 14725, 15500, 17081, 17980, 18125, 19375, 22475, 23750, 27550, 29450, 34162, 36250, 38750, 44950, 47500, 55100, 58900, 68324, 68875, 72500, 73625, 77500, 85405, 89900, 112375, 137750, 147250, 170810, 224750, 275500, 294500, 341620, 344375, 368125, 427025, 449500, 561875, 688750, 736250, 854050, 1123750, 1377500, 1472500, 1708100, 2135125, 2247500, 4270250, 8540500, 10675625, 21351250, 42702500]

約数ペア:

[(1, 42702500), (2, 21351250), (4, 10675625), (5, 8540500), (10, 4270250), (19, 2247500), (20, 2135125), (25, 1708100), (29, 1472500), (31, 1377500), (38, 1123750), (50, 854050), (58, 736250), (62, 688750), (76, 561875), (95, 449500), (100, 427025), (116, 368125), (124, 344375), (125, 341620), (145, 294500), (155, 275500), (190, 224750), (250, 170810), (290, 147250), (310, 137750), (380, 112375), (475, 89900), (500, 85405), (551, 77500), (580, 73625), (589, 72500), (620, 68875), (625, 68324), (725, 58900), (775, 55100), (899, 47500), (950, 44950), (1102, 38750), (1178, 36250), (1250, 34162), (1450, 29450), (1550, 27550), (1798, 23750), (1900, 22475), (2204, 19375), (2356, 18125), (2375, 17980), (2500, 17081), (2755, 15500), (2900, 14725), (2945, 14500), (3100, 13775), (3596, 11875), (3625, 11780), (3875, 11020), (4495, 9500), (4750, 8990), (5510, 7750), (5890, 7250)]