490695200

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 1245295296

約数和(自身を除く): 754600096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 71, 80, 100, 106, 142, 160, 163, 200, 212, 265, 284, 326, 355, 400, 424, 530, 568, 652, 710, 800, 815, 848, 1060, 1136, 1304, 1325, 1420, 1630, 1696, 1775, 2120, 2272, 2608, 2650, 2840, 3260, 3550, 3763, 4075, 4240, 5216, 5300, 5680, 6520, 7100, 7526, 8150, 8480, 8639, 10600, 11360, 11573, 13040, 14200, 15052, 16300, 17278, 18815, 21200, 23146, 26080, 28400, 30104, 32600, 34556, 37630, 42400, 43195, 46292, 56800, 57865, 60208, 65200, 69112, 75260, 86390, 92584, 94075, 115730, 120416, 130400, 138224, 150520, 172780, 185168, 188150, 215975, 231460, 276448, 289325, 301040, 345560, 370336, 376300, 431950, 462920, 578650, 602080, 613369, 691120, 752600, 863900, 925840, 1157300, 1226738, 1382240, 1505200, 1727800, 1851680, 2314600, 2453476, 3010400, 3066845, 3455600, 4629200, 4906952, 6133690, 6911200, 9258400, 9813904, 12267380, 15334225, 19627808, 24534760, 30668450, 49069520, 61336900, 98139040, 122673800, 245347600, 490695200]

約数ペア:

[(1, 490695200), (2, 245347600), (4, 122673800), (5, 98139040), (8, 61336900), (10, 49069520), (16, 30668450), (20, 24534760), (25, 19627808), (32, 15334225), (40, 12267380), (50, 9813904), (53, 9258400), (71, 6911200), (80, 6133690), (100, 4906952), (106, 4629200), (142, 3455600), (160, 3066845), (163, 3010400), (200, 2453476), (212, 2314600), (265, 1851680), (284, 1727800), (326, 1505200), (355, 1382240), (400, 1226738), (424, 1157300), (530, 925840), (568, 863900), (652, 752600), (710, 691120), (800, 613369), (815, 602080), (848, 578650), (1060, 462920), (1136, 431950), (1304, 376300), (1325, 370336), (1420, 345560), (1630, 301040), (1696, 289325), (1775, 276448), (2120, 231460), (2272, 215975), (2608, 188150), (2650, 185168), (2840, 172780), (3260, 150520), (3550, 138224), (3763, 130400), (4075, 120416), (4240, 115730), (5216, 94075), (5300, 92584), (5680, 86390), (6520, 75260), (7100, 69112), (7526, 65200), (8150, 60208), (8480, 57865), (8639, 56800), (10600, 46292), (11360, 43195), (11573, 42400), (13040, 37630), (14200, 34556), (15052, 32600), (16300, 30104), (17278, 28400), (18815, 26080), (21200, 23146)]