68791915

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 88764480

約数和(自身を除く): 19972565

約数列:

[1, 5, 29, 67, 73, 97, 145, 335, 365, 485, 1943, 2117, 2813, 4891, 6499, 7081, 9715, 10585, 14065, 24455, 32495, 35405, 141839, 188471, 205349, 474427, 709195, 942355, 1026745, 2372135, 13758383, 68791915]

約数ペア:

[(1, 68791915), (5, 13758383), (29, 2372135), (67, 1026745), (73, 942355), (97, 709195), (145, 474427), (335, 205349), (365, 188471), (485, 141839), (1943, 35405), (2117, 32495), (2813, 24455), (4891, 14065), (6499, 10585), (7081, 9715)]