72767540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 158721024

約数和(自身を除く): 85953484

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 241, 310, 482, 487, 620, 964, 974, 1205, 1948, 2410, 2435, 4820, 4870, 7471, 9740, 14942, 15097, 29884, 30194, 37355, 60388, 74710, 75485, 117367, 149420, 150970, 234734, 301940, 469468, 586835, 1173670, 2347340, 3638377, 7276754, 14553508, 18191885, 36383770, 72767540]

約数ペア:

[(1, 72767540), (2, 36383770), (4, 18191885), (5, 14553508), (10, 7276754), (20, 3638377), (31, 2347340), (62, 1173670), (124, 586835), (155, 469468), (241, 301940), (310, 234734), (482, 150970), (487, 149420), (620, 117367), (964, 75485), (974, 74710), (1205, 60388), (1948, 37355), (2410, 30194), (2435, 29884), (4820, 15097), (4870, 14942), (7471, 9740)]