71932120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3217}}^1$

素因数の和:3284

約数の個数: 64

約数和(自身を含む): 178405920

約数和(自身を除く): 106473800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 3217, 4472, 5590, 6434, 11180, 12868, 16085, 22360, 25736, 32170, 41821, 64340, 83642, 128680, 138331, 167284, 209105, 276662, 334568, 418210, 553324, 691655, 836420, 1106648, 1383310, 1672840, 1798303, 2766620, 3596606, 5533240, 7193212, 8991515, 14386424, 17983030, 35966060, 71932120]

約数ペア:

[(1, 71932120), (2, 35966060), (4, 17983030), (5, 14386424), (8, 8991515), (10, 7193212), (13, 5533240), (20, 3596606), (26, 2766620), (40, 1798303), (43, 1672840), (52, 1383310), (65, 1106648), (86, 836420), (104, 691655), (130, 553324), (172, 418210), (215, 334568), (260, 276662), (344, 209105), (430, 167284), (520, 138331), (559, 128680), (860, 83642), (1118, 64340), (1720, 41821), (2236, 32170), (2795, 25736), (3217, 22360), (4472, 16085), (5590, 12868), (6434, 11180)]