148978870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{3061}}^1$

素因数の和:3256

約数の個数: 32

約数和(自身を含む): 278666496

約数和(自身を除く): 129687626

約数列:

[1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 785, 1570, 3061, 4867, 6122, 9734, 15305, 24335, 30610, 48670, 94891, 189782, 474455, 480577, 948910, 961154, 2402885, 4805770, 14897887, 29795774, 74489435, 148978870]

約数ペア:

[(1, 148978870), (2, 74489435), (5, 29795774), (10, 14897887), (31, 4805770), (62, 2402885), (155, 961154), (157, 948910), (310, 480577), (314, 474455), (785, 189782), (1570, 94891), (3061, 48670), (4867, 30610), (6122, 24335), (9734, 15305)]