85873840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82571}}^1$

素因数の和:82597

約数の個数: 40

約数和(自身を含む): 215017488

約数和(自身を除く): 129143648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 82571, 165142, 330284, 412855, 660568, 825710, 1073423, 1321136, 1651420, 2146846, 3302840, 4293692, 5367115, 6605680, 8587384, 10734230, 17174768, 21468460, 42936920, 85873840]

約数ペア:

[(1, 85873840), (2, 42936920), (4, 21468460), (5, 17174768), (8, 10734230), (10, 8587384), (13, 6605680), (16, 5367115), (20, 4293692), (26, 3302840), (40, 2146846), (52, 1651420), (65, 1321136), (80, 1073423), (104, 825710), (130, 660568), (208, 412855), (260, 330284), (520, 165142), (1040, 82571)]