68429090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3109}}^1$

素因数の和:3218

約数の個数: 32

約数和(自身を含む): 128977920

約数和(自身を除く): 60548830

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 310, 355, 710, 2201, 3109, 4402, 6218, 11005, 15545, 22010, 31090, 96379, 192758, 220739, 441478, 481895, 963790, 1103695, 2207390, 6842909, 13685818, 34214545, 68429090]

約数ペア:

[(1, 68429090), (2, 34214545), (5, 13685818), (10, 6842909), (31, 2207390), (62, 1103695), (71, 963790), (142, 481895), (155, 441478), (310, 220739), (355, 192758), (710, 96379), (2201, 31090), (3109, 22010), (4402, 15545), (6218, 11005)]