451148620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{2707}}^1$

素因数の和:3370

約数の個数: 48

約数和(自身を含む): 1022259168

約数和(自身を除く): 571110548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 641, 1282, 2564, 2707, 3205, 5414, 6410, 8333, 10828, 12820, 13535, 16666, 27070, 33332, 35191, 41665, 54140, 70382, 83330, 140764, 166660, 175955, 351910, 703820, 1735187, 3470374, 6940748, 8675935, 17351870, 22557431, 34703740, 45114862, 90229724, 112787155, 225574310, 451148620]

約数ペア:

[(1, 451148620), (2, 225574310), (4, 112787155), (5, 90229724), (10, 45114862), (13, 34703740), (20, 22557431), (26, 17351870), (52, 8675935), (65, 6940748), (130, 3470374), (260, 1735187), (641, 703820), (1282, 351910), (2564, 175955), (2707, 166660), (3205, 140764), (5414, 83330), (6410, 70382), (8333, 54140), (10828, 41665), (12820, 35191), (13535, 33332), (16666, 27070)]