289455400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{683}}^1$

素因数の和:875

約数の個数: 96

約数和(自身を含む): 730265760

約数和(自身を除く): 440810360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 163, 200, 260, 325, 326, 520, 650, 652, 683, 815, 1300, 1304, 1366, 1630, 2119, 2600, 2732, 3260, 3415, 4075, 4238, 5464, 6520, 6830, 8150, 8476, 8879, 10595, 13660, 16300, 16952, 17075, 17758, 21190, 27320, 32600, 34150, 35516, 42380, 44395, 52975, 68300, 71032, 84760, 88790, 105950, 111329, 136600, 177580, 211900, 221975, 222658, 355160, 423800, 443950, 445316, 556645, 887900, 890632, 1113290, 1447277, 1775800, 2226580, 2783225, 2894554, 4453160, 5566450, 5789108, 7236385, 11132900, 11578216, 14472770, 22265800, 28945540, 36181925, 57891080, 72363850, 144727700, 289455400]

約数ペア:

[(1, 289455400), (2, 144727700), (4, 72363850), (5, 57891080), (8, 36181925), (10, 28945540), (13, 22265800), (20, 14472770), (25, 11578216), (26, 11132900), (40, 7236385), (50, 5789108), (52, 5566450), (65, 4453160), (100, 2894554), (104, 2783225), (130, 2226580), (163, 1775800), (200, 1447277), (260, 1113290), (325, 890632), (326, 887900), (520, 556645), (650, 445316), (652, 443950), (683, 423800), (815, 355160), (1300, 222658), (1304, 221975), (1366, 211900), (1630, 177580), (2119, 136600), (2600, 111329), (2732, 105950), (3260, 88790), (3415, 84760), (4075, 71032), (4238, 68300), (5464, 52975), (6520, 44395), (6830, 42380), (8150, 35516), (8476, 34150), (8879, 32600), (10595, 27320), (13660, 21190), (16300, 17758), (16952, 17075)]