156984170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{1997}}^1$

素因数の和:3134

約数の個数: 32

約数和(自身を含む): 323388288

約数和(自身を除く): 166404118

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1123, 1997, 2246, 3994, 5615, 7861, 9985, 11230, 13979, 15722, 19970, 27958, 39305, 69895, 78610, 139790, 2242631, 4485262, 11213155, 15698417, 22426310, 31396834, 78492085, 156984170]

約数ペア:

[(1, 156984170), (2, 78492085), (5, 31396834), (7, 22426310), (10, 15698417), (14, 11213155), (35, 4485262), (70, 2242631), (1123, 139790), (1997, 78610), (2246, 69895), (3994, 39305), (5615, 27958), (7861, 19970), (9985, 15722), (11230, 13979)]