717963740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1\times {\mathrm{3331}}^1$

素因数の和:4182

約数の個数: 48

約数和(自身を含む): 1626149280

約数和(自身を除く): 908185540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 829, 1658, 3316, 3331, 4145, 6662, 8290, 10777, 13324, 16580, 16655, 21554, 33310, 43108, 43303, 53885, 66620, 86606, 107770, 173212, 215540, 216515, 433030, 866060, 2761399, 5522798, 11045596, 13806995, 27613990, 35898187, 55227980, 71796374, 143592748, 179490935, 358981870, 717963740]

約数ペア:

[(1, 717963740), (2, 358981870), (4, 179490935), (5, 143592748), (10, 71796374), (13, 55227980), (20, 35898187), (26, 27613990), (52, 13806995), (65, 11045596), (130, 5522798), (260, 2761399), (829, 866060), (1658, 433030), (3316, 216515), (3331, 215540), (4145, 173212), (6662, 107770), (8290, 86606), (10777, 66620), (13324, 53885), (16580, 43303), (16655, 43108), (21554, 33310)]