72992015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2\times {\mathrm{97}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 94209360

約数和(自身を除く): 21217345

約数列:

[1, 5, 19, 89, 95, 97, 445, 485, 1691, 1843, 7921, 8455, 8633, 9215, 39605, 43165, 150499, 164027, 752495, 768337, 820135, 3841685, 14598403, 72992015]

約数ペア:

[(1, 72992015), (5, 14598403), (19, 3841685), (89, 820135), (95, 768337), (97, 752495), (445, 164027), (485, 150499), (1691, 43165), (1843, 39605), (7921, 9215), (8455, 8633)]