86686145

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1601}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 138066768

約数和(自身を除く): 51380623

約数列:

[1, 5, 7, 13, 17, 35, 49, 65, 85, 91, 119, 221, 245, 455, 595, 637, 833, 1105, 1547, 1601, 3185, 4165, 7735, 8005, 10829, 11207, 20813, 27217, 54145, 56035, 78449, 104065, 136085, 145691, 190519, 353821, 392245, 728455, 952595, 1019837, 1333633, 1769105, 2476747, 5099185, 6668165, 12383735, 17337229, 86686145]

約数ペア:

[(1, 86686145), (5, 17337229), (7, 12383735), (13, 6668165), (17, 5099185), (35, 2476747), (49, 1769105), (65, 1333633), (85, 1019837), (91, 952595), (119, 728455), (221, 392245), (245, 353821), (455, 190519), (595, 145691), (637, 136085), (833, 104065), (1105, 78449), (1547, 56035), (1601, 54145), (3185, 27217), (4165, 20813), (7735, 11207), (8005, 10829)]