218156900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4093}}^1$

素因数の和:4161

約数の個数: 72

約数和(自身を含む): 522378024

約数和(自身を除く): 304221124

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 100, 130, 164, 205, 260, 325, 410, 533, 650, 820, 1025, 1066, 1300, 2050, 2132, 2665, 4093, 4100, 5330, 8186, 10660, 13325, 16372, 20465, 26650, 40930, 53209, 53300, 81860, 102325, 106418, 167813, 204650, 212836, 266045, 335626, 409300, 532090, 671252, 839065, 1064180, 1330225, 1678130, 2181569, 2660450, 3356260, 4195325, 4363138, 5320900, 8390650, 8726276, 10907845, 16781300, 21815690, 43631380, 54539225, 109078450, 218156900]

約数ペア:

[(1, 218156900), (2, 109078450), (4, 54539225), (5, 43631380), (10, 21815690), (13, 16781300), (20, 10907845), (25, 8726276), (26, 8390650), (41, 5320900), (50, 4363138), (52, 4195325), (65, 3356260), (82, 2660450), (100, 2181569), (130, 1678130), (164, 1330225), (205, 1064180), (260, 839065), (325, 671252), (410, 532090), (533, 409300), (650, 335626), (820, 266045), (1025, 212836), (1066, 204650), (1300, 167813), (2050, 106418), (2132, 102325), (2665, 81860), (4093, 53300), (4100, 53209), (5330, 40930), (8186, 26650), (10660, 20465), (13325, 16372)]