56557907080

素因数分解:

$2^3\times 5^1\times {\mathrm{3251}}^1\times {\mathrm{434927}}^1$

素因数の和:438189

約数の個数: 32

約数和(自身を含む): 127294727040

約数和(自身を除く): 70736819960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3251, 6502, 13004, 16255, 26008, 32510, 65020, 130040, 434927, 869854, 1739708, 2174635, 3479416, 4349270, 8698540, 17397080, 1413947677, 2827895354, 5655790708, 7069738385, 11311581416, 14139476770, 28278953540, 56557907080]

約数ペア:

[(1, 56557907080), (2, 28278953540), (4, 14139476770), (5, 11311581416), (8, 7069738385), (10, 5655790708), (20, 2827895354), (40, 1413947677), (3251, 17397080), (6502, 8698540), (13004, 4349270), (16255, 3479416), (26008, 2174635), (32510, 1739708), (65020, 869854), (130040, 434927)]