1290291232

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{727}}^1\times {\mathrm{1499}}^1$

素因数の和:2273

約数の個数: 48

約数和(自身を含む): 2614248000

約数和(自身を除く): 1323956768

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 727, 1184, 1454, 1499, 2908, 2998, 5816, 5996, 11632, 11992, 23264, 23984, 26899, 47968, 53798, 55463, 107596, 110926, 215192, 221852, 430384, 443704, 860768, 887408, 1089773, 1774816, 2179546, 4359092, 8718184, 17436368, 34872736, 40321601, 80643202, 161286404, 322572808, 645145616, 1290291232]

約数ペア:

[(1, 1290291232), (2, 645145616), (4, 322572808), (8, 161286404), (16, 80643202), (32, 40321601), (37, 34872736), (74, 17436368), (148, 8718184), (296, 4359092), (592, 2179546), (727, 1774816), (1184, 1089773), (1454, 887408), (1499, 860768), (2908, 443704), (2998, 430384), (5816, 221852), (5996, 215192), (11632, 110926), (11992, 107596), (23264, 55463), (23984, 53798), (26899, 47968)]