156734080

素因数分解:

$2^7\times 5^1\times {\mathrm{244897}}^1$

素因数の和:244916

約数の個数: 32

約数和(自身を含む): 374693940

約数和(自身を除く): 217959860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 244897, 489794, 979588, 1224485, 1959176, 2448970, 3918352, 4897940, 7836704, 9795880, 15673408, 19591760, 31346816, 39183520, 78367040, 156734080]

約数ペア:

[(1, 156734080), (2, 78367040), (4, 39183520), (5, 31346816), (8, 19591760), (10, 15673408), (16, 9795880), (20, 7836704), (32, 4897940), (40, 3918352), (64, 2448970), (80, 1959176), (128, 1224485), (160, 979588), (320, 489794), (640, 244897)]