69820690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3391}}^1$

素因数の和:3498

約数の個数: 32

約数和(自身を含む): 131880960

約数和(自身を除く): 62060270

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 3391, 4118, 6782, 10295, 16955, 20590, 33910, 98339, 196678, 240761, 481522, 491695, 983390, 1203805, 2407610, 6982069, 13964138, 34910345, 69820690]

約数ペア:

[(1, 69820690), (2, 34910345), (5, 13964138), (10, 6982069), (29, 2407610), (58, 1203805), (71, 983390), (142, 491695), (145, 481522), (290, 240761), (355, 196678), (710, 98339), (2059, 33910), (3391, 20590), (4118, 16955), (6782, 10295)]