25526480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:676

約数の個数: 80

約数和(自身を含む): 68805120

約数和(自身を除く): 43278640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 577, 632, 790, 1106, 1154, 1264, 1580, 2212, 2308, 2765, 2885, 3160, 4039, 4424, 4616, 5530, 5770, 6320, 8078, 8848, 9232, 11060, 11540, 16156, 20195, 22120, 23080, 32312, 40390, 44240, 45583, 46160, 64624, 80780, 91166, 161560, 182332, 227915, 319081, 323120, 364664, 455830, 638162, 729328, 911660, 1276324, 1595405, 1823320, 2552648, 3190810, 3646640, 5105296, 6381620, 12763240, 25526480]

約数ペア:

[(1, 25526480), (2, 12763240), (4, 6381620), (5, 5105296), (7, 3646640), (8, 3190810), (10, 2552648), (14, 1823320), (16, 1595405), (20, 1276324), (28, 911660), (35, 729328), (40, 638162), (56, 455830), (70, 364664), (79, 323120), (80, 319081), (112, 227915), (140, 182332), (158, 161560), (280, 91166), (316, 80780), (395, 64624), (553, 46160), (560, 45583), (577, 44240), (632, 40390), (790, 32312), (1106, 23080), (1154, 22120), (1264, 20195), (1580, 16156), (2212, 11540), (2308, 11060), (2765, 9232), (2885, 8848), (3160, 8078), (4039, 6320), (4424, 5770), (4616, 5530)]