1577680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 80

約数和(自身を含む): 4155984

約数和(自身を除く): 2578304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 41, 52, 65, 74, 80, 82, 104, 130, 148, 164, 185, 205, 208, 260, 296, 328, 370, 410, 481, 520, 533, 592, 656, 740, 820, 962, 1040, 1066, 1480, 1517, 1640, 1924, 2132, 2405, 2665, 2960, 3034, 3280, 3848, 4264, 4810, 5330, 6068, 7585, 7696, 8528, 9620, 10660, 12136, 15170, 19240, 19721, 21320, 24272, 30340, 38480, 39442, 42640, 60680, 78884, 98605, 121360, 157768, 197210, 315536, 394420, 788840, 1577680]

約数ペア:

[(1, 1577680), (2, 788840), (4, 394420), (5, 315536), (8, 197210), (10, 157768), (13, 121360), (16, 98605), (20, 78884), (26, 60680), (37, 42640), (40, 39442), (41, 38480), (52, 30340), (65, 24272), (74, 21320), (80, 19721), (82, 19240), (104, 15170), (130, 12136), (148, 10660), (164, 9620), (185, 8528), (205, 7696), (208, 7585), (260, 6068), (296, 5330), (328, 4810), (370, 4264), (410, 3848), (481, 3280), (520, 3034), (533, 2960), (592, 2665), (656, 2405), (740, 2132), (820, 1924), (962, 1640), (1040, 1517), (1066, 1480)]