77185040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31123}}^1$

素因数の和:31167

約数の個数: 40

約数和(自身を含む): 185250048

約数和(自身を除く): 108065008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 31123, 62246, 124492, 155615, 248984, 311230, 497968, 622460, 964813, 1244920, 1929626, 2489840, 3859252, 4824065, 7718504, 9648130, 15437008, 19296260, 38592520, 77185040]

約数ペア:

[(1, 77185040), (2, 38592520), (4, 19296260), (5, 15437008), (8, 9648130), (10, 7718504), (16, 4824065), (20, 3859252), (31, 2489840), (40, 1929626), (62, 1244920), (80, 964813), (124, 622460), (155, 497968), (248, 311230), (310, 248984), (496, 155615), (620, 124492), (1240, 62246), (2480, 31123)]