25623700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 58433760

約数和(自身を除く): 32810060

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 59, 86, 100, 101, 118, 172, 202, 215, 236, 295, 404, 430, 505, 590, 860, 1010, 1075, 1180, 1475, 2020, 2150, 2525, 2537, 2950, 4300, 4343, 5050, 5074, 5900, 5959, 8686, 10100, 10148, 11918, 12685, 17372, 21715, 23836, 25370, 29795, 43430, 50740, 59590, 63425, 86860, 108575, 119180, 126850, 148975, 217150, 253700, 256237, 297950, 434300, 512474, 595900, 1024948, 1281185, 2562370, 5124740, 6405925, 12811850, 25623700]

約数ペア:

[(1, 25623700), (2, 12811850), (4, 6405925), (5, 5124740), (10, 2562370), (20, 1281185), (25, 1024948), (43, 595900), (50, 512474), (59, 434300), (86, 297950), (100, 256237), (101, 253700), (118, 217150), (172, 148975), (202, 126850), (215, 119180), (236, 108575), (295, 86860), (404, 63425), (430, 59590), (505, 50740), (590, 43430), (860, 29795), (1010, 25370), (1075, 23836), (1180, 21715), (1475, 17372), (2020, 12685), (2150, 11918), (2525, 10148), (2537, 10100), (2950, 8686), (4300, 5959), (4343, 5900), (5050, 5074)]