72841940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6911}}^1$

素因数の和:6968

約数の個数: 48

約数和(自身を含む): 167215104

約数和(自身を除く): 94373164

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 6911, 10540, 13822, 27644, 34555, 69110, 117487, 138220, 214241, 234974, 428482, 469948, 587435, 856964, 1071205, 1174870, 2142410, 2349740, 3642097, 4284820, 7284194, 14568388, 18210485, 36420970, 72841940]

約数ペア:

[(1, 72841940), (2, 36420970), (4, 18210485), (5, 14568388), (10, 7284194), (17, 4284820), (20, 3642097), (31, 2349740), (34, 2142410), (62, 1174870), (68, 1071205), (85, 856964), (124, 587435), (155, 469948), (170, 428482), (310, 234974), (340, 214241), (527, 138220), (620, 117487), (1054, 69110), (2108, 34555), (2635, 27644), (5270, 13822), (6911, 10540)]