888913610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 1759968000

約数和(自身を除く): 871054390

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 193, 355, 386, 499, 710, 923, 965, 998, 1846, 1930, 2495, 2509, 4615, 4990, 5018, 6487, 9230, 12545, 12974, 13703, 25090, 27406, 32435, 35429, 64870, 68515, 70858, 96307, 137030, 177145, 178139, 192614, 354290, 356278, 460577, 481535, 890695, 921154, 963070, 1251991, 1781390, 2302885, 2503982, 4605770, 6259955, 6837797, 12519910, 13675594, 34188985, 68377970, 88891361, 177782722, 444456805, 888913610]

約数ペア:

[(1, 888913610), (2, 444456805), (5, 177782722), (10, 88891361), (13, 68377970), (26, 34188985), (65, 13675594), (71, 12519910), (130, 6837797), (142, 6259955), (193, 4605770), (355, 2503982), (386, 2302885), (499, 1781390), (710, 1251991), (923, 963070), (965, 921154), (998, 890695), (1846, 481535), (1930, 460577), (2495, 356278), (2509, 354290), (4615, 192614), (4990, 178139), (5018, 177145), (6487, 137030), (9230, 96307), (12545, 70858), (12974, 68515), (13703, 64870), (25090, 35429), (27406, 32435)]