66900368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{613}}^1$

素因数の和:999

約数の個数: 40

約数和(自身を含む): 137044800

約数和(自身を除く): 70144432

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 359, 613, 718, 1226, 1436, 2452, 2872, 4904, 5744, 6821, 9808, 11647, 13642, 23294, 27284, 46588, 54568, 93176, 109136, 186352, 220067, 440134, 880268, 1760536, 3521072, 4181273, 8362546, 16725092, 33450184, 66900368]

約数ペア:

[(1, 66900368), (2, 33450184), (4, 16725092), (8, 8362546), (16, 4181273), (19, 3521072), (38, 1760536), (76, 880268), (152, 440134), (304, 220067), (359, 186352), (613, 109136), (718, 93176), (1226, 54568), (1436, 46588), (2452, 27284), (2872, 23294), (4904, 13642), (5744, 11647), (6821, 9808)]