51247400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 125215200

約数和(自身を除く): 73967800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 59, 86, 100, 101, 118, 172, 200, 202, 215, 236, 295, 344, 404, 430, 472, 505, 590, 808, 860, 1010, 1075, 1180, 1475, 1720, 2020, 2150, 2360, 2525, 2537, 2950, 4040, 4300, 4343, 5050, 5074, 5900, 5959, 8600, 8686, 10100, 10148, 11800, 11918, 12685, 17372, 20200, 20296, 21715, 23836, 25370, 29795, 34744, 43430, 47672, 50740, 59590, 63425, 86860, 101480, 108575, 119180, 126850, 148975, 173720, 217150, 238360, 253700, 256237, 297950, 434300, 507400, 512474, 595900, 868600, 1024948, 1191800, 1281185, 2049896, 2562370, 5124740, 6405925, 10249480, 12811850, 25623700, 51247400]

約数ペア:

[(1, 51247400), (2, 25623700), (4, 12811850), (5, 10249480), (8, 6405925), (10, 5124740), (20, 2562370), (25, 2049896), (40, 1281185), (43, 1191800), (50, 1024948), (59, 868600), (86, 595900), (100, 512474), (101, 507400), (118, 434300), (172, 297950), (200, 256237), (202, 253700), (215, 238360), (236, 217150), (295, 173720), (344, 148975), (404, 126850), (430, 119180), (472, 108575), (505, 101480), (590, 86860), (808, 63425), (860, 59590), (1010, 50740), (1075, 47672), (1180, 43430), (1475, 34744), (1720, 29795), (2020, 25370), (2150, 23836), (2360, 21715), (2525, 20296), (2537, 20200), (2950, 17372), (4040, 12685), (4300, 11918), (4343, 11800), (5050, 10148), (5074, 10100), (5900, 8686), (5959, 8600)]