353240420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{2549}}^1$

素因数の和:2625

約数の個数: 72

約数和(自身を含む): 823170600

約数和(自身を除く): 469930180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 169, 205, 260, 338, 410, 533, 676, 820, 845, 1066, 1690, 2132, 2549, 2665, 3380, 5098, 5330, 6929, 10196, 10660, 12745, 13858, 25490, 27716, 33137, 34645, 50980, 66274, 69290, 104509, 132548, 138580, 165685, 209018, 331370, 418036, 430781, 522545, 662740, 861562, 1045090, 1358617, 1723124, 2090180, 2153905, 2717234, 4307810, 5434468, 6793085, 8615620, 13586170, 17662021, 27172340, 35324042, 70648084, 88310105, 176620210, 353240420]

約数ペア:

[(1, 353240420), (2, 176620210), (4, 88310105), (5, 70648084), (10, 35324042), (13, 27172340), (20, 17662021), (26, 13586170), (41, 8615620), (52, 6793085), (65, 5434468), (82, 4307810), (130, 2717234), (164, 2153905), (169, 2090180), (205, 1723124), (260, 1358617), (338, 1045090), (410, 861562), (533, 662740), (676, 522545), (820, 430781), (845, 418036), (1066, 331370), (1690, 209018), (2132, 165685), (2549, 138580), (2665, 132548), (3380, 104509), (5098, 69290), (5330, 66274), (6929, 50980), (10196, 34645), (10660, 33137), (12745, 27716), (13858, 25490)]