205654670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{599}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 423360000

約数和(自身を除く): 217705330

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 139, 190, 247, 278, 494, 599, 695, 1198, 1235, 1390, 1807, 2470, 2641, 2995, 3614, 5282, 5990, 7787, 9035, 11381, 13205, 15574, 18070, 22762, 26410, 34333, 38935, 56905, 68666, 77870, 83261, 113810, 147953, 166522, 171665, 295906, 343330, 416305, 739765, 832610, 1082393, 1479530, 1581959, 2164786, 3163918, 5411965, 7909795, 10823930, 15819590, 20565467, 41130934, 102827335, 205654670]

約数ペア:

[(1, 205654670), (2, 102827335), (5, 41130934), (10, 20565467), (13, 15819590), (19, 10823930), (26, 7909795), (38, 5411965), (65, 3163918), (95, 2164786), (130, 1581959), (139, 1479530), (190, 1082393), (247, 832610), (278, 739765), (494, 416305), (599, 343330), (695, 295906), (1198, 171665), (1235, 166522), (1390, 147953), (1807, 113810), (2470, 83261), (2641, 77870), (2995, 68666), (3614, 56905), (5282, 38935), (5990, 34333), (7787, 26410), (9035, 22762), (11381, 18070), (13205, 15574)]