251017710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{4211}}^1$

素因数の和:6208

約数の個数: 32

約数和(自身を含む): 602888832

約数和(自身を除く): 351871122

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1987, 3974, 4211, 5961, 8422, 9935, 11922, 12633, 19870, 21055, 25266, 29805, 42110, 59610, 63165, 126330, 8367257, 16734514, 25101771, 41836285, 50203542, 83672570, 125508855, 251017710]

約数ペア:

[(1, 251017710), (2, 125508855), (3, 83672570), (5, 50203542), (6, 41836285), (10, 25101771), (15, 16734514), (30, 8367257), (1987, 126330), (3974, 63165), (4211, 59610), (5961, 42110), (8422, 29805), (9935, 25266), (11922, 21055), (12633, 19870)]