87171556

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 162792000

約数和(自身を除く): 75620444

約数列:

[1, 2, 4, 37, 59, 67, 74, 118, 134, 148, 149, 236, 268, 298, 596, 2183, 2479, 3953, 4366, 4958, 5513, 7906, 8732, 8791, 9916, 9983, 11026, 15812, 17582, 19966, 22052, 35164, 39932, 146261, 292522, 325267, 369371, 585044, 588997, 650534, 738742, 1177994, 1301068, 1477484, 2355988, 21792889, 43585778, 87171556]

約数ペア:

[(1, 87171556), (2, 43585778), (4, 21792889), (37, 2355988), (59, 1477484), (67, 1301068), (74, 1177994), (118, 738742), (134, 650534), (148, 588997), (149, 585044), (236, 369371), (268, 325267), (298, 292522), (596, 146261), (2183, 39932), (2479, 35164), (3953, 22052), (4366, 19966), (4958, 17582), (5513, 15812), (7906, 11026), (8732, 9983), (8791, 9916)]