76744720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:812

約数の個数: 80

約数和(自身を含む): 194206320

約数和(自身を除く): 117461600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 260, 436, 520, 545, 677, 872, 1040, 1090, 1354, 1417, 1744, 2180, 2708, 2834, 3385, 4360, 5416, 5668, 6770, 7085, 8720, 8801, 10832, 11336, 13540, 14170, 17602, 22672, 27080, 28340, 35204, 44005, 54160, 56680, 70408, 73793, 88010, 113360, 140816, 147586, 176020, 295172, 352040, 368965, 590344, 704080, 737930, 959309, 1180688, 1475860, 1918618, 2951720, 3837236, 4796545, 5903440, 7674472, 9593090, 15348944, 19186180, 38372360, 76744720]

約数ペア:

[(1, 76744720), (2, 38372360), (4, 19186180), (5, 15348944), (8, 9593090), (10, 7674472), (13, 5903440), (16, 4796545), (20, 3837236), (26, 2951720), (40, 1918618), (52, 1475860), (65, 1180688), (80, 959309), (104, 737930), (109, 704080), (130, 590344), (208, 368965), (218, 352040), (260, 295172), (436, 176020), (520, 147586), (545, 140816), (677, 113360), (872, 88010), (1040, 73793), (1090, 70408), (1354, 56680), (1417, 54160), (1744, 44005), (2180, 35204), (2708, 28340), (2834, 27080), (3385, 22672), (4360, 17602), (5416, 14170), (5668, 13540), (6770, 11336), (7085, 10832), (8720, 8801)]