641129551492

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{2027}}^1\times {\mathrm{5953}}^1$

素因数の和:8380

約数の個数: 48

約数和(自身を含む): 1156274421120

約数和(自身を除く): 515144869628

約数列:

[1, 2, 4, 37, 74, 148, 359, 718, 1436, 2027, 4054, 5953, 8108, 11906, 13283, 23812, 26566, 53132, 74999, 149998, 220261, 299996, 440522, 727693, 881044, 1455386, 2137127, 2910772, 4274254, 8548508, 12066731, 24133462, 26924641, 48266924, 53849282, 79073699, 107698564, 158147398, 316294796, 446469047, 892938094, 1785876188, 4331956429, 8663912858, 17327825716, 160282387873, 320564775746, 641129551492]

約数ペア:

[(1, 641129551492), (2, 320564775746), (4, 160282387873), (37, 17327825716), (74, 8663912858), (148, 4331956429), (359, 1785876188), (718, 892938094), (1436, 446469047), (2027, 316294796), (4054, 158147398), (5953, 107698564), (8108, 79073699), (11906, 53849282), (13283, 48266924), (23812, 26924641), (26566, 24133462), (53132, 12066731), (74999, 8548508), (149998, 4274254), (220261, 2910772), (299996, 2137127), (440522, 1455386), (727693, 881044)]