66816145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 91393920

約数和(自身を除く): 24577775

約数列:

[1, 5, 11, 29, 55, 145, 163, 257, 319, 815, 1285, 1595, 1793, 2827, 4727, 7453, 8965, 14135, 23635, 37265, 41891, 51997, 81983, 209455, 259985, 409915, 460801, 1214839, 2304005, 6074195, 13363229, 66816145]

約数ペア:

[(1, 66816145), (5, 13363229), (11, 6074195), (29, 2304005), (55, 1214839), (145, 460801), (163, 409915), (257, 259985), (319, 209455), (815, 81983), (1285, 51997), (1595, 41891), (1793, 37265), (2827, 23635), (4727, 14135), (7453, 8965)]