259088080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{104471}}^1$

素因数の和:104515

約数の個数: 40

約数和(自身を含む): 621817344

約数和(自身を除く): 362729264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 104471, 208942, 417884, 522355, 835768, 1044710, 1671536, 2089420, 3238601, 4178840, 6477202, 8357680, 12954404, 16193005, 25908808, 32386010, 51817616, 64772020, 129544040, 259088080]

約数ペア:

[(1, 259088080), (2, 129544040), (4, 64772020), (5, 51817616), (8, 32386010), (10, 25908808), (16, 16193005), (20, 12954404), (31, 8357680), (40, 6477202), (62, 4178840), (80, 3238601), (124, 2089420), (155, 1671536), (248, 1044710), (310, 835768), (496, 522355), (620, 417884), (1240, 208942), (2480, 104471)]