66606410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1217}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 129526992

約数和(自身を除く): 62920582

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 421, 842, 1217, 2105, 2434, 4210, 5473, 6085, 10946, 12170, 15821, 27365, 31642, 54730, 79105, 158210, 512357, 1024714, 2561785, 5123570, 6660641, 13321282, 33303205, 66606410]

約数ペア:

[(1, 66606410), (2, 33303205), (5, 13321282), (10, 6660641), (13, 5123570), (26, 2561785), (65, 1024714), (130, 512357), (421, 158210), (842, 79105), (1217, 54730), (2105, 31642), (2434, 27365), (4210, 15821), (5473, 12170), (6085, 10946)]