157998815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1061}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 214099200

約数和(自身を除く): 56100385

約数列:

[1, 5, 13, 29, 65, 79, 145, 377, 395, 1027, 1061, 1885, 2291, 5135, 5305, 11455, 13793, 29783, 30769, 68965, 83819, 148915, 153845, 399997, 419095, 1089647, 1999985, 2430751, 5448235, 12153755, 31599763, 157998815]

約数ペア:

[(1, 157998815), (5, 31599763), (13, 12153755), (29, 5448235), (65, 2430751), (79, 1999985), (145, 1089647), (377, 419095), (395, 399997), (1027, 153845), (1061, 148915), (1885, 83819), (2291, 68965), (5135, 30769), (5305, 29783), (11455, 13793)]