79944080

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5521}}^1$

素因数の和:5715

約数の個数: 40

約数和(自身を含む): 186930744

約数和(自身を除く): 106986664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 5521, 7240, 11042, 14480, 22084, 27605, 44168, 55210, 88336, 110420, 220840, 441680, 999301, 1998602, 3997204, 4996505, 7994408, 9993010, 15988816, 19986020, 39972040, 79944080]

約数ペア:

[(1, 79944080), (2, 39972040), (4, 19986020), (5, 15988816), (8, 9993010), (10, 7994408), (16, 4996505), (20, 3997204), (40, 1998602), (80, 999301), (181, 441680), (362, 220840), (724, 110420), (905, 88336), (1448, 55210), (1810, 44168), (2896, 27605), (3620, 22084), (5521, 14480), (7240, 11042)]