205905350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:622

約数の個数: 72

約数和(自身を含む): 448676640

約数和(自身を除く): 242771290

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 229, 245, 350, 367, 458, 490, 734, 1145, 1225, 1603, 1835, 2290, 2450, 2569, 3206, 3670, 5138, 5725, 8015, 9175, 11221, 11450, 12845, 16030, 17983, 18350, 22442, 25690, 35966, 40075, 56105, 64225, 80150, 84043, 89915, 112210, 128450, 168086, 179830, 280525, 420215, 449575, 561050, 588301, 840430, 899150, 1176602, 2101075, 2941505, 4118107, 4202150, 5883010, 8236214, 14707525, 20590535, 29415050, 41181070, 102952675, 205905350]

約数ペア:

[(1, 205905350), (2, 102952675), (5, 41181070), (7, 29415050), (10, 20590535), (14, 14707525), (25, 8236214), (35, 5883010), (49, 4202150), (50, 4118107), (70, 2941505), (98, 2101075), (175, 1176602), (229, 899150), (245, 840430), (350, 588301), (367, 561050), (458, 449575), (490, 420215), (734, 280525), (1145, 179830), (1225, 168086), (1603, 128450), (1835, 112210), (2290, 89915), (2450, 84043), (2569, 80150), (3206, 64225), (3670, 56105), (5138, 40075), (5725, 35966), (8015, 25690), (9175, 22442), (11221, 18350), (11450, 17983), (12845, 16030)]