80201316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:661

約数の個数: 72

約数和(自身を含む): 205861824

約数和(自身を除く): 125660508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 169, 213, 284, 338, 426, 507, 557, 676, 852, 923, 1014, 1114, 1671, 1846, 2028, 2228, 2769, 3342, 3692, 5538, 6684, 7241, 11076, 11999, 14482, 21723, 23998, 28964, 35997, 39547, 43446, 47996, 71994, 79094, 86892, 94133, 118641, 143988, 158188, 188266, 237282, 282399, 376532, 474564, 514111, 564798, 1028222, 1129596, 1542333, 2056444, 3084666, 6169332, 6683443, 13366886, 20050329, 26733772, 40100658, 80201316]

約数ペア:

[(1, 80201316), (2, 40100658), (3, 26733772), (4, 20050329), (6, 13366886), (12, 6683443), (13, 6169332), (26, 3084666), (39, 2056444), (52, 1542333), (71, 1129596), (78, 1028222), (142, 564798), (156, 514111), (169, 474564), (213, 376532), (284, 282399), (338, 237282), (426, 188266), (507, 158188), (557, 143988), (676, 118641), (852, 94133), (923, 86892), (1014, 79094), (1114, 71994), (1671, 47996), (1846, 43446), (2028, 39547), (2228, 35997), (2769, 28964), (3342, 23998), (3692, 21723), (5538, 14482), (6684, 11999), (7241, 11076)]