68050725

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{21101}}^1$

素因数の和:21157

約数の個数: 24

約数和(自身を含む): 115132512

約数和(自身を除く): 47081787

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 21101, 63303, 105505, 316515, 527525, 907343, 1582575, 2722029, 4536715, 13610145, 22683575, 68050725]

約数ペア:

[(1, 68050725), (3, 22683575), (5, 13610145), (15, 4536715), (25, 2722029), (43, 1582575), (75, 907343), (129, 527525), (215, 316515), (645, 105505), (1075, 63303), (3225, 21101)]