90429040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86951}}^1$

素因数の和:86977

約数の個数: 40

約数和(自身を含む): 226423008

約数和(自身を除く): 135993968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 86951, 173902, 347804, 434755, 695608, 869510, 1130363, 1391216, 1739020, 2260726, 3478040, 4521452, 5651815, 6956080, 9042904, 11303630, 18085808, 22607260, 45214520, 90429040]

約数ペア:

[(1, 90429040), (2, 45214520), (4, 22607260), (5, 18085808), (8, 11303630), (10, 9042904), (13, 6956080), (16, 5651815), (20, 4521452), (26, 3478040), (40, 2260726), (52, 1739020), (65, 1391216), (80, 1130363), (104, 869510), (130, 695608), (208, 434755), (260, 347804), (520, 173902), (1040, 86951)]