128645015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{5651}}^1$

素因数の和:5842

約数の個数: 16

約数和(自身を含む): 160742880

約数和(自身を除く): 32097865

約数列:

[1, 5, 29, 145, 157, 785, 4553, 5651, 22765, 28255, 163879, 819395, 887207, 4436035, 25729003, 128645015]

約数ペア:

[(1, 128645015), (5, 25729003), (29, 4436035), (145, 887207), (157, 819395), (785, 163879), (4553, 28255), (5651, 22765)]