82597840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1847}}^1$

素因数の和:1916

約数の個数: 80

約数和(自身を含む): 211736448

約数和(自身を除く): 129138608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 1847, 2236, 2795, 3440, 3694, 4472, 5590, 7388, 8944, 9235, 11180, 14776, 18470, 22360, 24011, 29552, 36940, 44720, 48022, 73880, 79421, 96044, 120055, 147760, 158842, 192088, 240110, 317684, 384176, 397105, 480220, 635368, 794210, 960440, 1032473, 1270736, 1588420, 1920880, 2064946, 3176840, 4129892, 5162365, 6353680, 8259784, 10324730, 16519568, 20649460, 41298920, 82597840]

約数ペア:

[(1, 82597840), (2, 41298920), (4, 20649460), (5, 16519568), (8, 10324730), (10, 8259784), (13, 6353680), (16, 5162365), (20, 4129892), (26, 3176840), (40, 2064946), (43, 1920880), (52, 1588420), (65, 1270736), (80, 1032473), (86, 960440), (104, 794210), (130, 635368), (172, 480220), (208, 397105), (215, 384176), (260, 317684), (344, 240110), (430, 192088), (520, 158842), (559, 147760), (688, 120055), (860, 96044), (1040, 79421), (1118, 73880), (1720, 48022), (1847, 44720), (2236, 36940), (2795, 29552), (3440, 24011), (3694, 22360), (4472, 18470), (5590, 14776), (7388, 11180), (8944, 9235)]