135679960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{20071}}^1$

素因数の和:20108

約数の個数: 48

約数和(自身を含む): 330585840

約数和(自身を除く): 194905880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 20071, 40142, 80284, 100355, 160568, 200710, 260923, 401420, 521846, 802840, 1043692, 1304615, 2087384, 2609230, 3391999, 5218460, 6783998, 10436920, 13567996, 16959995, 27135992, 33919990, 67839980, 135679960]

約数ペア:

[(1, 135679960), (2, 67839980), (4, 33919990), (5, 27135992), (8, 16959995), (10, 13567996), (13, 10436920), (20, 6783998), (26, 5218460), (40, 3391999), (52, 2609230), (65, 2087384), (104, 1304615), (130, 1043692), (169, 802840), (260, 521846), (338, 401420), (520, 260923), (676, 200710), (845, 160568), (1352, 100355), (1690, 80284), (3380, 40142), (6760, 20071)]