139439360

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2657}}^1$

素因数の和:2719

約数の個数: 72

約数和(自身を含む): 342275976

約数和(自身を除く): 202836616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1640, 2624, 2657, 3280, 5248, 5314, 6560, 10496, 10628, 13120, 13285, 21256, 26240, 26570, 42512, 52480, 53140, 85024, 106280, 108937, 170048, 212560, 217874, 340096, 425120, 435748, 544685, 680192, 850240, 871496, 1089370, 1700480, 1742992, 2178740, 3400960, 3485984, 4357480, 6971968, 8714960, 13943936, 17429920, 27887872, 34859840, 69719680, 139439360]

約数ペア:

[(1, 139439360), (2, 69719680), (4, 34859840), (5, 27887872), (8, 17429920), (10, 13943936), (16, 8714960), (20, 6971968), (32, 4357480), (40, 3485984), (41, 3400960), (64, 2178740), (80, 1742992), (82, 1700480), (128, 1089370), (160, 871496), (164, 850240), (205, 680192), (256, 544685), (320, 435748), (328, 425120), (410, 340096), (640, 217874), (656, 212560), (820, 170048), (1280, 108937), (1312, 106280), (1640, 85024), (2624, 53140), (2657, 52480), (3280, 42512), (5248, 26570), (5314, 26240), (6560, 21256), (10496, 13285), (10628, 13120)]