66860857505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1\times {\mathrm{60661}}^1$

素因数の和:61257

約数の個数: 32

約数和(自身を含む): 89356581888

約数和(自身を除く): 22495724383

約数列:

[1, 5, 13, 31, 65, 155, 403, 547, 2015, 2735, 7111, 16957, 35555, 60661, 84785, 220441, 303305, 788593, 1102205, 1880491, 3942965, 9402455, 24446383, 33181567, 122231915, 165907835, 431360371, 1028628577, 2156801855, 5143142885, 13372171501, 66860857505]

約数ペア:

[(1, 66860857505), (5, 13372171501), (13, 5143142885), (31, 2156801855), (65, 1028628577), (155, 431360371), (403, 165907835), (547, 122231915), (2015, 33181567), (2735, 24446383), (7111, 9402455), (16957, 3942965), (35555, 1880491), (60661, 1102205), (84785, 788593), (220441, 303305)]