639219008

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{6079}}^1$

素因数の和:6175

約数の個数: 56

約数和(自身を含む): 1334292480

約数和(自身を除く): 695073472

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 64, 106, 124, 212, 248, 424, 496, 848, 992, 1643, 1696, 1984, 3286, 3392, 6079, 6572, 12158, 13144, 24316, 26288, 48632, 52576, 97264, 105152, 188449, 194528, 322187, 376898, 389056, 644374, 753796, 1288748, 1507592, 2577496, 3015184, 5154992, 6030368, 9987797, 10309984, 12060736, 19975594, 20619968, 39951188, 79902376, 159804752, 319609504, 639219008]

約数ペア:

[(1, 639219008), (2, 319609504), (4, 159804752), (8, 79902376), (16, 39951188), (31, 20619968), (32, 19975594), (53, 12060736), (62, 10309984), (64, 9987797), (106, 6030368), (124, 5154992), (212, 3015184), (248, 2577496), (424, 1507592), (496, 1288748), (848, 753796), (992, 644374), (1643, 389056), (1696, 376898), (1984, 322187), (3286, 194528), (3392, 188449), (6079, 105152), (6572, 97264), (12158, 52576), (13144, 48632), (24316, 26288)]