7732400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1487}}^1$

素因数の和:1518

約数の個数: 60

約数和(自身を含む): 20019552

約数和(自身を除く): 12287152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 1487, 2600, 2974, 5200, 5948, 7435, 11896, 14870, 19331, 23792, 29740, 37175, 38662, 59480, 74350, 77324, 96655, 118960, 148700, 154648, 193310, 297400, 309296, 386620, 483275, 594800, 773240, 966550, 1546480, 1933100, 3866200, 7732400]

約数ペア:

[(1, 7732400), (2, 3866200), (4, 1933100), (5, 1546480), (8, 966550), (10, 773240), (13, 594800), (16, 483275), (20, 386620), (25, 309296), (26, 297400), (40, 193310), (50, 154648), (52, 148700), (65, 118960), (80, 96655), (100, 77324), (104, 74350), (130, 59480), (200, 38662), (208, 37175), (260, 29740), (325, 23792), (400, 19331), (520, 14870), (650, 11896), (1040, 7435), (1300, 5948), (1487, 5200), (2600, 2974)]