79954940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1699}}^1$

素因数の和:1902

約数の個数: 48

約数和(自身を含む): 181927200

約数和(自身を除く): 101972260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 724, 905, 1699, 1810, 2353, 3398, 3620, 4706, 6796, 8495, 9412, 11765, 16990, 22087, 23530, 33980, 44174, 47060, 88348, 110435, 220870, 307519, 441740, 615038, 1230076, 1537595, 3075190, 3997747, 6150380, 7995494, 15990988, 19988735, 39977470, 79954940]

約数ペア:

[(1, 79954940), (2, 39977470), (4, 19988735), (5, 15990988), (10, 7995494), (13, 6150380), (20, 3997747), (26, 3075190), (52, 1537595), (65, 1230076), (130, 615038), (181, 441740), (260, 307519), (362, 220870), (724, 110435), (905, 88348), (1699, 47060), (1810, 44174), (2353, 33980), (3398, 23530), (3620, 22087), (4706, 16990), (6796, 11765), (8495, 9412)]