72836920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140071}}^1$

素因数の和:140095

約数の個数: 32

約数和(自身を含む): 176490720

約数和(自身を除く): 103653800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 140071, 280142, 560284, 700355, 1120568, 1400710, 1820923, 2801420, 3641846, 5602840, 7283692, 9104615, 14567384, 18209230, 36418460, 72836920]

約数ペア:

[(1, 72836920), (2, 36418460), (4, 18209230), (5, 14567384), (8, 9104615), (10, 7283692), (13, 5602840), (20, 3641846), (26, 2801420), (40, 1820923), (52, 1400710), (65, 1120568), (104, 700355), (130, 560284), (260, 280142), (520, 140071)]