68364370

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 125193600

約数和(自身を除く): 56829230

約数列:

[1, 2, 5, 10, 137, 139, 274, 278, 359, 685, 695, 718, 1370, 1390, 1795, 3590, 19043, 38086, 49183, 49901, 95215, 98366, 99802, 190430, 245915, 249505, 491830, 499010, 6836437, 13672874, 34182185, 68364370]

約数ペア:

[(1, 68364370), (2, 34182185), (5, 13672874), (10, 6836437), (137, 499010), (139, 491830), (274, 249505), (278, 245915), (359, 190430), (685, 99802), (695, 98366), (718, 95215), (1370, 49901), (1390, 49183), (1795, 38086), (3590, 19043)]