1000641808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{25537}}^1$

素因数の和:25655

約数の個数: 40

約数和(自身を含む): 2026695680

約数和(自身を除く): 1026053872

約数列:

[1, 2, 4, 8, 16, 31, 62, 79, 124, 158, 248, 316, 496, 632, 1264, 2449, 4898, 9796, 19592, 25537, 39184, 51074, 102148, 204296, 408592, 791647, 1583294, 2017423, 3166588, 4034846, 6333176, 8069692, 12666352, 16139384, 32278768, 62540113, 125080226, 250160452, 500320904, 1000641808]

約数ペア:

[(1, 1000641808), (2, 500320904), (4, 250160452), (8, 125080226), (16, 62540113), (31, 32278768), (62, 16139384), (79, 12666352), (124, 8069692), (158, 6333176), (248, 4034846), (316, 3166588), (496, 2017423), (632, 1583294), (1264, 791647), (2449, 408592), (4898, 204296), (9796, 102148), (19592, 51074), (25537, 39184)]