165767728

素因数分解:

$2^4\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2309}}^1$

素因数の和:2965

約数の個数: 40

約数和(自身を含む): 367788960

約数和(自身を除く): 202021232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 641, 1282, 2309, 2564, 4487, 4618, 5128, 8974, 9236, 10256, 16163, 17948, 18472, 32326, 35896, 36944, 64652, 71792, 129304, 258608, 1480069, 2960138, 5920276, 10360483, 11840552, 20720966, 23681104, 41441932, 82883864, 165767728]

約数ペア:

[(1, 165767728), (2, 82883864), (4, 41441932), (7, 23681104), (8, 20720966), (14, 11840552), (16, 10360483), (28, 5920276), (56, 2960138), (112, 1480069), (641, 258608), (1282, 129304), (2309, 71792), (2564, 64652), (4487, 36944), (4618, 35896), (5128, 32326), (8974, 18472), (9236, 17948), (10256, 16163)]