87733520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{22381}}^1$

素因数の和:22408

約数の個数: 60

約数和(自身を含む): 237293964

約数和(自身を除く): 149560444

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 22381, 44762, 89524, 111905, 156667, 179048, 223810, 313334, 358096, 447620, 626668, 783335, 895240, 1096669, 1253336, 1566670, 1790480, 2193338, 2506672, 3133340, 4386676, 5483345, 6266680, 8773352, 10966690, 12533360, 17546704, 21933380, 43866760, 87733520]

約数ペア:

[(1, 87733520), (2, 43866760), (4, 21933380), (5, 17546704), (7, 12533360), (8, 10966690), (10, 8773352), (14, 6266680), (16, 5483345), (20, 4386676), (28, 3133340), (35, 2506672), (40, 2193338), (49, 1790480), (56, 1566670), (70, 1253336), (80, 1096669), (98, 895240), (112, 783335), (140, 626668), (196, 447620), (245, 358096), (280, 313334), (392, 223810), (490, 179048), (560, 156667), (784, 111905), (980, 89524), (1960, 44762), (3920, 22381)]