91318240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1092

約数の個数: 96

約数和(自身を含む): 237970656

約数和(自身を除く): 146652416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 344, 416, 430, 520, 559, 688, 860, 1021, 1040, 1118, 1376, 1720, 2042, 2080, 2236, 2795, 3440, 4084, 4472, 5105, 5590, 6880, 8168, 8944, 10210, 11180, 13273, 16336, 17888, 20420, 22360, 26546, 32672, 40840, 43903, 44720, 53092, 66365, 81680, 87806, 89440, 106184, 132730, 163360, 175612, 212368, 219515, 265460, 351224, 424736, 439030, 530920, 570739, 702448, 878060, 1061840, 1141478, 1404896, 1756120, 2123680, 2282956, 2853695, 3512240, 4565912, 5707390, 7024480, 9131824, 11414780, 18263648, 22829560, 45659120, 91318240]

約数ペア:

[(1, 91318240), (2, 45659120), (4, 22829560), (5, 18263648), (8, 11414780), (10, 9131824), (13, 7024480), (16, 5707390), (20, 4565912), (26, 3512240), (32, 2853695), (40, 2282956), (43, 2123680), (52, 1756120), (65, 1404896), (80, 1141478), (86, 1061840), (104, 878060), (130, 702448), (160, 570739), (172, 530920), (208, 439030), (215, 424736), (260, 351224), (344, 265460), (416, 219515), (430, 212368), (520, 175612), (559, 163360), (688, 132730), (860, 106184), (1021, 89440), (1040, 87806), (1118, 81680), (1376, 66365), (1720, 53092), (2042, 44720), (2080, 43903), (2236, 40840), (2795, 32672), (3440, 26546), (4084, 22360), (4472, 20420), (5105, 17888), (5590, 16336), (6880, 13273), (8168, 11180), (8944, 10210)]