68131490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31397}}^1$

素因数の和:31442

約数の個数: 32

約数和(自身を含む): 144681984

約数和(自身を除く): 76550494

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 31397, 62794, 156985, 219779, 313970, 439558, 973307, 1098895, 1946614, 2197790, 4866535, 6813149, 9733070, 13626298, 34065745, 68131490]

約数ペア:

[(1, 68131490), (2, 34065745), (5, 13626298), (7, 9733070), (10, 6813149), (14, 4866535), (31, 2197790), (35, 1946614), (62, 1098895), (70, 973307), (155, 439558), (217, 313970), (310, 219779), (434, 156985), (1085, 62794), (2170, 31397)]