123567700

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 278982144

約数和(自身を除く): 155414444

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 61, 94, 100, 122, 188, 235, 244, 305, 431, 470, 610, 862, 940, 1175, 1220, 1525, 1724, 2155, 2350, 2867, 3050, 4310, 4700, 5734, 6100, 8620, 10775, 11468, 14335, 20257, 21550, 26291, 28670, 40514, 43100, 52582, 57340, 71675, 81028, 101285, 105164, 131455, 143350, 202570, 262910, 286700, 405140, 506425, 525820, 657275, 1012850, 1235677, 1314550, 2025700, 2471354, 2629100, 4942708, 6178385, 12356770, 24713540, 30891925, 61783850, 123567700]

約数ペア:

[(1, 123567700), (2, 61783850), (4, 30891925), (5, 24713540), (10, 12356770), (20, 6178385), (25, 4942708), (47, 2629100), (50, 2471354), (61, 2025700), (94, 1314550), (100, 1235677), (122, 1012850), (188, 657275), (235, 525820), (244, 506425), (305, 405140), (431, 286700), (470, 262910), (610, 202570), (862, 143350), (940, 131455), (1175, 105164), (1220, 101285), (1525, 81028), (1724, 71675), (2155, 57340), (2350, 52582), (2867, 43100), (3050, 40514), (4310, 28670), (4700, 26291), (5734, 21550), (6100, 20257), (8620, 14335), (10775, 11468)]