85873580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7681}}^1$

素因数の和:7746

約数の個数: 48

約数和(自身を含む): 198748704

約数和(自身を除く): 112875124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 7681, 11180, 15362, 30724, 38405, 76810, 99853, 153620, 199706, 330283, 399412, 499265, 660566, 998530, 1321132, 1651415, 1997060, 3302830, 4293679, 6605660, 8587358, 17174716, 21468395, 42936790, 85873580]

約数ペア:

[(1, 85873580), (2, 42936790), (4, 21468395), (5, 17174716), (10, 8587358), (13, 6605660), (20, 4293679), (26, 3302830), (43, 1997060), (52, 1651415), (65, 1321132), (86, 998530), (130, 660566), (172, 499265), (215, 399412), (260, 330283), (430, 199706), (559, 153620), (860, 99853), (1118, 76810), (2236, 38405), (2795, 30724), (5590, 15362), (7681, 11180)]