56876815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 77137920

約数和(自身を除く): 20261105

約数列:

[1, 5, 17, 23, 47, 85, 115, 235, 391, 619, 799, 1081, 1955, 3095, 3995, 5405, 10523, 14237, 18377, 29093, 52615, 71185, 91885, 145465, 242029, 494581, 669139, 1210145, 2472905, 3345695, 11375363, 56876815]

約数ペア:

[(1, 56876815), (5, 11375363), (17, 3345695), (23, 2472905), (47, 1210145), (85, 669139), (115, 494581), (235, 242029), (391, 145465), (619, 91885), (799, 71185), (1081, 52615), (1955, 29093), (3095, 18377), (3995, 14237), (5405, 10523)]