203476640

素因数分解:

$2^5\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1549}}^1$

素因数の和:2385

約数の個数: 48

約数和(自身を含む): 481609800

約数和(自身を除く): 278133160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 821, 1549, 1642, 3098, 3284, 4105, 6196, 6568, 7745, 8210, 12392, 13136, 15490, 16420, 24784, 26272, 30980, 32840, 49568, 61960, 65680, 123920, 131360, 247840, 1271729, 2543458, 5086916, 6358645, 10173832, 12717290, 20347664, 25434580, 40695328, 50869160, 101738320, 203476640]

約数ペア:

[(1, 203476640), (2, 101738320), (4, 50869160), (5, 40695328), (8, 25434580), (10, 20347664), (16, 12717290), (20, 10173832), (32, 6358645), (40, 5086916), (80, 2543458), (160, 1271729), (821, 247840), (1549, 131360), (1642, 123920), (3098, 65680), (3284, 61960), (4105, 49568), (6196, 32840), (6568, 30980), (7745, 26272), (8210, 24784), (12392, 16420), (13136, 15490)]