67647680

素因数分解:

$2^6\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1181}}^1$

素因数の和:1377

約数の個数: 56

約数和(自身を含む): 162123120

約数和(自身を除く): 94475440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 179, 320, 358, 716, 895, 1181, 1432, 1790, 2362, 2864, 3580, 4724, 5728, 5905, 7160, 9448, 11456, 11810, 14320, 18896, 23620, 28640, 37792, 47240, 57280, 75584, 94480, 188960, 211399, 377920, 422798, 845596, 1056995, 1691192, 2113990, 3382384, 4227980, 6764768, 8455960, 13529536, 16911920, 33823840, 67647680]

約数ペア:

[(1, 67647680), (2, 33823840), (4, 16911920), (5, 13529536), (8, 8455960), (10, 6764768), (16, 4227980), (20, 3382384), (32, 2113990), (40, 1691192), (64, 1056995), (80, 845596), (160, 422798), (179, 377920), (320, 211399), (358, 188960), (716, 94480), (895, 75584), (1181, 57280), (1432, 47240), (1790, 37792), (2362, 28640), (2864, 23620), (3580, 18896), (4724, 14320), (5728, 11810), (5905, 11456), (7160, 9448)]