78238985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 107937792

約数和(自身を除く): 29698807

約数列:

[1, 5, 11, 23, 55, 115, 127, 253, 487, 635, 1265, 1397, 2435, 2921, 5357, 6985, 11201, 14605, 26785, 32131, 56005, 61849, 123211, 160655, 309245, 616055, 680339, 1422527, 3401695, 7112635, 15647797, 78238985]

約数ペア:

[(1, 78238985), (5, 15647797), (11, 7112635), (23, 3401695), (55, 1422527), (115, 680339), (127, 616055), (253, 309245), (487, 160655), (635, 123211), (1265, 61849), (1397, 56005), (2435, 32131), (2921, 26785), (5357, 14605), (6985, 11201)]