26399528080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10644971}}^1$

素因数の和:10645015

約数の個数: 40

約数和(自身を含む): 63358873344

約数和(自身を除く): 36959345264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10644971, 21289942, 42579884, 53224855, 85159768, 106449710, 170319536, 212899420, 329994101, 425798840, 659988202, 851597680, 1319976404, 1649970505, 2639952808, 3299941010, 5279905616, 6599882020, 13199764040, 26399528080]

約数ペア:

[(1, 26399528080), (2, 13199764040), (4, 6599882020), (5, 5279905616), (8, 3299941010), (10, 2639952808), (16, 1649970505), (20, 1319976404), (31, 851597680), (40, 659988202), (62, 425798840), (80, 329994101), (124, 212899420), (155, 170319536), (248, 106449710), (310, 85159768), (496, 53224855), (620, 42579884), (1240, 21289942), (2480, 10644971)]