156593240

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{8719}}^1$

素因数の和:9179

約数の個数: 32

約数和(自身を含む): 353160000

約数和(自身を除く): 196566760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 8719, 8980, 17438, 17960, 34876, 43595, 69752, 87190, 174380, 348760, 3914831, 7829662, 15659324, 19574155, 31318648, 39148310, 78296620, 156593240]

約数ペア:

[(1, 156593240), (2, 78296620), (4, 39148310), (5, 31318648), (8, 19574155), (10, 15659324), (20, 7829662), (40, 3914831), (449, 348760), (898, 174380), (1796, 87190), (2245, 69752), (3592, 43595), (4490, 34876), (8719, 17960), (8980, 17438)]