72771760

素因数分解:

$2^4\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1283}}^1$

素因数の和:2005

約数の個数: 40

約数和(自身を含む): 169565040

約数和(自身を除く): 96793280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 709, 1283, 1418, 2566, 2836, 3545, 5132, 5672, 6415, 7090, 10264, 11344, 12830, 14180, 20528, 25660, 28360, 51320, 56720, 102640, 909647, 1819294, 3638588, 4548235, 7277176, 9096470, 14554352, 18192940, 36385880, 72771760]

約数ペア:

[(1, 72771760), (2, 36385880), (4, 18192940), (5, 14554352), (8, 9096470), (10, 7277176), (16, 4548235), (20, 3638588), (40, 1819294), (80, 909647), (709, 102640), (1283, 56720), (1418, 51320), (2566, 28360), (2836, 25660), (3545, 20528), (5132, 14180), (5672, 12830), (6415, 11344), (7090, 10264)]