54900040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1487}}^1$

素因数の和:1582

約数の個数: 64

約数和(自身を含む): 134991360

約数和(自身を除く): 80091320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1487, 1846, 2840, 2974, 3692, 4615, 5948, 7384, 7435, 9230, 11896, 14870, 18460, 19331, 29740, 36920, 38662, 59480, 77324, 96655, 105577, 154648, 193310, 211154, 386620, 422308, 527885, 773240, 844616, 1055770, 1372501, 2111540, 2745002, 4223080, 5490004, 6862505, 10980008, 13725010, 27450020, 54900040]

約数ペア:

[(1, 54900040), (2, 27450020), (4, 13725010), (5, 10980008), (8, 6862505), (10, 5490004), (13, 4223080), (20, 2745002), (26, 2111540), (40, 1372501), (52, 1055770), (65, 844616), (71, 773240), (104, 527885), (130, 422308), (142, 386620), (260, 211154), (284, 193310), (355, 154648), (520, 105577), (568, 96655), (710, 77324), (923, 59480), (1420, 38662), (1487, 36920), (1846, 29740), (2840, 19331), (2974, 18460), (3692, 14870), (4615, 11896), (5948, 9230), (7384, 7435)]