158900135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 209649600

約数和(自身を除く): 50749465

約数列:

[1, 5, 19, 29, 95, 137, 145, 421, 551, 685, 2105, 2603, 2755, 3973, 7999, 12209, 13015, 19865, 39995, 57677, 61045, 75487, 231971, 288385, 377435, 1095863, 1159855, 1672633, 5479315, 8363165, 31780027, 158900135]

約数ペア:

[(1, 158900135), (5, 31780027), (19, 8363165), (29, 5479315), (95, 1672633), (137, 1159855), (145, 1095863), (421, 377435), (551, 288385), (685, 231971), (2105, 75487), (2603, 61045), (2755, 57677), (3973, 39995), (7999, 19865), (12209, 13015)]