69404080

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2621}}^1$

素因数の和:2965

約数の個数: 40

約数和(自身を含む): 161913744

約数和(自身を除く): 92509664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2621, 2648, 3310, 5242, 5296, 6620, 10484, 13105, 13240, 20968, 26210, 26480, 41936, 52420, 104840, 209680, 867551, 1735102, 3470204, 4337755, 6940408, 8675510, 13880816, 17351020, 34702040, 69404080]

約数ペア:

[(1, 69404080), (2, 34702040), (4, 17351020), (5, 13880816), (8, 8675510), (10, 6940408), (16, 4337755), (20, 3470204), (40, 1735102), (80, 867551), (331, 209680), (662, 104840), (1324, 52420), (1655, 41936), (2621, 26480), (2648, 26210), (3310, 20968), (5242, 13240), (5296, 13105), (6620, 10484)]