71670016

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:879

約数の個数: 72

約数和(自身を含む): 161296128

約数和(自身を除く): 89626112

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 256, 341, 352, 496, 682, 704, 821, 992, 1364, 1408, 1642, 1984, 2728, 2816, 3284, 3968, 5456, 6568, 7936, 9031, 10912, 13136, 18062, 21824, 25451, 26272, 36124, 43648, 50902, 52544, 72248, 87296, 101804, 105088, 144496, 203608, 210176, 279961, 288992, 407216, 559922, 577984, 814432, 1119844, 1155968, 1628864, 2239688, 2311936, 3257728, 4479376, 6515456, 8958752, 17917504, 35835008, 71670016]

約数ペア:

[(1, 71670016), (2, 35835008), (4, 17917504), (8, 8958752), (11, 6515456), (16, 4479376), (22, 3257728), (31, 2311936), (32, 2239688), (44, 1628864), (62, 1155968), (64, 1119844), (88, 814432), (124, 577984), (128, 559922), (176, 407216), (248, 288992), (256, 279961), (341, 210176), (352, 203608), (496, 144496), (682, 105088), (704, 101804), (821, 87296), (992, 72248), (1364, 52544), (1408, 50902), (1642, 43648), (1984, 36124), (2728, 26272), (2816, 25451), (3284, 21824), (3968, 18062), (5456, 13136), (6568, 10912), (7936, 9031)]