68274620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{359}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 148236480

約数和(自身を除く): 79961860

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 257, 359, 370, 514, 718, 740, 1028, 1285, 1436, 1795, 2570, 3590, 5140, 7180, 9509, 13283, 19018, 26566, 38036, 47545, 53132, 66415, 92263, 95090, 132830, 184526, 190180, 265660, 369052, 461315, 922630, 1845260, 3413731, 6827462, 13654924, 17068655, 34137310, 68274620]

約数ペア:

[(1, 68274620), (2, 34137310), (4, 17068655), (5, 13654924), (10, 6827462), (20, 3413731), (37, 1845260), (74, 922630), (148, 461315), (185, 369052), (257, 265660), (359, 190180), (370, 184526), (514, 132830), (718, 95090), (740, 92263), (1028, 66415), (1285, 53132), (1436, 47545), (1795, 38036), (2570, 26566), (3590, 19018), (5140, 13283), (7180, 9509)]