12664490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 26127360

約数和(自身を除く): 13462870

約数列:

[1, 2, 5, 10, 17, 23, 34, 41, 46, 79, 82, 85, 115, 158, 170, 205, 230, 391, 395, 410, 697, 782, 790, 943, 1343, 1394, 1817, 1886, 1955, 2686, 3239, 3485, 3634, 3910, 4715, 6478, 6715, 6970, 9085, 9430, 13430, 16031, 16195, 18170, 30889, 32062, 32390, 55063, 61778, 74497, 80155, 110126, 148994, 154445, 160310, 275315, 308890, 372485, 550630, 744970, 1266449, 2532898, 6332245, 12664490]

約数ペア:

[(1, 12664490), (2, 6332245), (5, 2532898), (10, 1266449), (17, 744970), (23, 550630), (34, 372485), (41, 308890), (46, 275315), (79, 160310), (82, 154445), (85, 148994), (115, 110126), (158, 80155), (170, 74497), (205, 61778), (230, 55063), (391, 32390), (395, 32062), (410, 30889), (697, 18170), (782, 16195), (790, 16031), (943, 13430), (1343, 9430), (1394, 9085), (1817, 6970), (1886, 6715), (1955, 6478), (2686, 4715), (3239, 3910), (3485, 3634)]