5278160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3881}}^1$

素因数の和:3911

約数の個数: 40

約数和(自身を含む): 12996936

約数和(自身を除く): 7718776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 3881, 7762, 15524, 19405, 31048, 38810, 62096, 65977, 77620, 131954, 155240, 263908, 310480, 329885, 527816, 659770, 1055632, 1319540, 2639080, 5278160]

約数ペア:

[(1, 5278160), (2, 2639080), (4, 1319540), (5, 1055632), (8, 659770), (10, 527816), (16, 329885), (17, 310480), (20, 263908), (34, 155240), (40, 131954), (68, 77620), (80, 65977), (85, 62096), (136, 38810), (170, 31048), (272, 19405), (340, 15524), (680, 7762), (1360, 3881)]