65989645

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 87505920

約数和(自身を除く): 21516275

約数列:

[1, 5, 23, 29, 47, 115, 145, 235, 421, 667, 1081, 1363, 2105, 3335, 5405, 6815, 9683, 12209, 19787, 31349, 48415, 61045, 98935, 156745, 280807, 455101, 573823, 1404035, 2275505, 2869115, 13197929, 65989645]

約数ペア:

[(1, 65989645), (5, 13197929), (23, 2869115), (29, 2275505), (47, 1404035), (115, 573823), (145, 455101), (235, 280807), (421, 156745), (667, 98935), (1081, 61045), (1363, 48415), (2105, 31349), (3335, 19787), (5405, 12209), (6815, 9683)]