1520782510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{751}}^1$

素因数の和:1229

約数の個数: 64

約数和(自身を含む): 3038886144

約数和(自身を除く): 1518103634

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 421, 481, 751, 842, 962, 1502, 2105, 2405, 3755, 4210, 4810, 5473, 7510, 9763, 10946, 15577, 19526, 27365, 27787, 31154, 48815, 54730, 55574, 77885, 97630, 138935, 155770, 202501, 277870, 316171, 361231, 405002, 632342, 722462, 1012505, 1580855, 1806155, 2025010, 3161710, 3612310, 4110223, 8220446, 11698327, 20551115, 23396654, 41102230, 58491635, 116983270, 152078251, 304156502, 760391255, 1520782510]

約数ペア:

[(1, 1520782510), (2, 760391255), (5, 304156502), (10, 152078251), (13, 116983270), (26, 58491635), (37, 41102230), (65, 23396654), (74, 20551115), (130, 11698327), (185, 8220446), (370, 4110223), (421, 3612310), (481, 3161710), (751, 2025010), (842, 1806155), (962, 1580855), (1502, 1012505), (2105, 722462), (2405, 632342), (3755, 405002), (4210, 361231), (4810, 316171), (5473, 277870), (7510, 202501), (9763, 155770), (10946, 138935), (15577, 97630), (19526, 77885), (27365, 55574), (27787, 54730), (31154, 48815)]