25499460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 82494720

約数和(自身を除く): 56995260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 327, 420, 436, 545, 557, 654, 763, 1090, 1114, 1308, 1526, 1635, 1671, 2180, 2228, 2289, 2785, 3052, 3270, 3342, 3815, 3899, 4578, 5570, 6540, 6684, 7630, 7798, 8355, 9156, 11140, 11445, 11697, 15260, 15596, 16710, 19495, 22890, 23394, 33420, 38990, 45780, 46788, 58485, 60713, 77980, 116970, 121426, 182139, 233940, 242852, 303565, 364278, 424991, 607130, 728556, 849982, 910695, 1214260, 1274973, 1699964, 1821390, 2124955, 2549946, 3642780, 4249910, 5099892, 6374865, 8499820, 12749730, 25499460]

約数ペア:

[(1, 25499460), (2, 12749730), (3, 8499820), (4, 6374865), (5, 5099892), (6, 4249910), (7, 3642780), (10, 2549946), (12, 2124955), (14, 1821390), (15, 1699964), (20, 1274973), (21, 1214260), (28, 910695), (30, 849982), (35, 728556), (42, 607130), (60, 424991), (70, 364278), (84, 303565), (105, 242852), (109, 233940), (140, 182139), (210, 121426), (218, 116970), (327, 77980), (420, 60713), (436, 58485), (545, 46788), (557, 45780), (654, 38990), (763, 33420), (1090, 23394), (1114, 22890), (1308, 19495), (1526, 16710), (1635, 15596), (1671, 15260), (2180, 11697), (2228, 11445), (2289, 11140), (2785, 9156), (3052, 8355), (3270, 7798), (3342, 7630), (3815, 6684), (3899, 6540), (4578, 5570)]