61802660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{613}}^1$

素因数の和:764

約数の個数: 36

約数和(自身を含む): 131854044

約数和(自身を除く): 70051384

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 613, 710, 1226, 1420, 2452, 3065, 5041, 6130, 10082, 12260, 20164, 25205, 43523, 50410, 87046, 100820, 174092, 217615, 435230, 870460, 3090133, 6180266, 12360532, 15450665, 30901330, 61802660]

約数ペア:

[(1, 61802660), (2, 30901330), (4, 15450665), (5, 12360532), (10, 6180266), (20, 3090133), (71, 870460), (142, 435230), (284, 217615), (355, 174092), (613, 100820), (710, 87046), (1226, 50410), (1420, 43523), (2452, 25205), (3065, 20164), (5041, 12260), (6130, 10082)]