64672480

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5693}}^1$

素因数の和:5779

約数の個数: 48

約数和(自身を含む): 154967904

約数和(自身を除く): 90295424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 5693, 11360, 11386, 22772, 28465, 45544, 56930, 91088, 113860, 182176, 227720, 404203, 455440, 808406, 910880, 1616812, 2021015, 3233624, 4042030, 6467248, 8084060, 12934496, 16168120, 32336240, 64672480]

約数ペア:

[(1, 64672480), (2, 32336240), (4, 16168120), (5, 12934496), (8, 8084060), (10, 6467248), (16, 4042030), (20, 3233624), (32, 2021015), (40, 1616812), (71, 910880), (80, 808406), (142, 455440), (160, 404203), (284, 227720), (355, 182176), (568, 113860), (710, 91088), (1136, 56930), (1420, 45544), (2272, 28465), (2840, 22772), (5680, 11386), (5693, 11360)]