159104320

素因数分解:

$2^6\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1181}}^1$

素因数の和:1619

約数の個数: 56

約数和(自身を含む): 380088648

約数和(自身を除く): 220984328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 421, 842, 1181, 1684, 2105, 2362, 3368, 4210, 4724, 5905, 6736, 8420, 9448, 11810, 13472, 16840, 18896, 23620, 26944, 33680, 37792, 47240, 67360, 75584, 94480, 134720, 188960, 377920, 497201, 994402, 1988804, 2486005, 3977608, 4972010, 7955216, 9944020, 15910432, 19888040, 31820864, 39776080, 79552160, 159104320]

約数ペア:

[(1, 159104320), (2, 79552160), (4, 39776080), (5, 31820864), (8, 19888040), (10, 15910432), (16, 9944020), (20, 7955216), (32, 4972010), (40, 3977608), (64, 2486005), (80, 1988804), (160, 994402), (320, 497201), (421, 377920), (842, 188960), (1181, 134720), (1684, 94480), (2105, 75584), (2362, 67360), (3368, 47240), (4210, 37792), (4724, 33680), (5905, 26944), (6736, 23620), (8420, 18896), (9448, 16840), (11810, 13472)]