20160436816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{8867}}^1$

素因数の和:9548

約数の個数: 80

約数和(自身を含む): 44614269504

約数和(自身を除く): 24453832688

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 643, 884, 1286, 1768, 2572, 3536, 5144, 8359, 8867, 10288, 10931, 16718, 17734, 21862, 33436, 35468, 43724, 66872, 70936, 87448, 115271, 133744, 141872, 142103, 150739, 174896, 230542, 284206, 301478, 461084, 568412, 602956, 922168, 1136824, 1205912, 1844336, 1959607, 2273648, 2411824, 3919214, 5701481, 7838428, 11402962, 15676856, 22805924, 31353712, 45611848, 74119253, 91223696, 96925177, 148238506, 193850354, 296477012, 387700708, 592954024, 775401416, 1185908048, 1260027301, 1550802832, 2520054602, 5040109204, 10080218408, 20160436816]

約数ペア:

[(1, 20160436816), (2, 10080218408), (4, 5040109204), (8, 2520054602), (13, 1550802832), (16, 1260027301), (17, 1185908048), (26, 775401416), (34, 592954024), (52, 387700708), (68, 296477012), (104, 193850354), (136, 148238506), (208, 96925177), (221, 91223696), (272, 74119253), (442, 45611848), (643, 31353712), (884, 22805924), (1286, 15676856), (1768, 11402962), (2572, 7838428), (3536, 5701481), (5144, 3919214), (8359, 2411824), (8867, 2273648), (10288, 1959607), (10931, 1844336), (16718, 1205912), (17734, 1136824), (21862, 922168), (33436, 602956), (35468, 568412), (43724, 461084), (66872, 301478), (70936, 284206), (87448, 230542), (115271, 174896), (133744, 150739), (141872, 142103)]