156740973880

素因数分解:

$2^3\times 5^1\times {\mathrm{48661}}^1\times {\mathrm{80527}}^1$

素因数の和:129199

約数の個数: 32

約数和(自身を含む): 352678818240

約数和(自身を除く): 195937844360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 48661, 80527, 97322, 161054, 194644, 243305, 322108, 389288, 402635, 486610, 644216, 805270, 973220, 1610540, 1946440, 3221080, 3918524347, 7837048694, 15674097388, 19592621735, 31348194776, 39185243470, 78370486940, 156740973880]

約数ペア:

[(1, 156740973880), (2, 78370486940), (4, 39185243470), (5, 31348194776), (8, 19592621735), (10, 15674097388), (20, 7837048694), (40, 3918524347), (48661, 3221080), (80527, 1946440), (97322, 1610540), (161054, 973220), (194644, 805270), (243305, 644216), (322108, 486610), (389288, 402635)]