61565680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1627}}^1$

素因数の和:1694

約数の個数: 80

約数和(自身を含む): 159882624

約数和(自身を除く): 98316944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1627, 1720, 1892, 2365, 3254, 3440, 3784, 4730, 6508, 7568, 8135, 9460, 13016, 16270, 17897, 18920, 26032, 32540, 35794, 37840, 65080, 69961, 71588, 89485, 130160, 139922, 143176, 178970, 279844, 286352, 349805, 357940, 559688, 699610, 715880, 769571, 1119376, 1399220, 1431760, 1539142, 2798440, 3078284, 3847855, 5596880, 6156568, 7695710, 12313136, 15391420, 30782840, 61565680]

約数ペア:

[(1, 61565680), (2, 30782840), (4, 15391420), (5, 12313136), (8, 7695710), (10, 6156568), (11, 5596880), (16, 3847855), (20, 3078284), (22, 2798440), (40, 1539142), (43, 1431760), (44, 1399220), (55, 1119376), (80, 769571), (86, 715880), (88, 699610), (110, 559688), (172, 357940), (176, 349805), (215, 286352), (220, 279844), (344, 178970), (430, 143176), (440, 139922), (473, 130160), (688, 89485), (860, 71588), (880, 69961), (946, 65080), (1627, 37840), (1720, 35794), (1892, 32540), (2365, 26032), (3254, 18920), (3440, 17897), (3784, 16270), (4730, 13016), (6508, 9460), (7568, 8135)]