85363880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 226233000

約数和(自身を除く): 140869120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 97, 98, 140, 194, 196, 245, 280, 388, 392, 449, 485, 490, 679, 776, 898, 970, 980, 1358, 1796, 1940, 1960, 2245, 2716, 3143, 3395, 3592, 3880, 4490, 4753, 5432, 6286, 6790, 8980, 9506, 12572, 13580, 15715, 17960, 19012, 22001, 23765, 25144, 27160, 31430, 38024, 43553, 44002, 47530, 62860, 87106, 88004, 95060, 110005, 125720, 174212, 176008, 190120, 217765, 220010, 304871, 348424, 435530, 440020, 609742, 871060, 880040, 1219484, 1524355, 1742120, 2134097, 2438968, 3048710, 4268194, 6097420, 8536388, 10670485, 12194840, 17072776, 21340970, 42681940, 85363880]

約数ペア:

[(1, 85363880), (2, 42681940), (4, 21340970), (5, 17072776), (7, 12194840), (8, 10670485), (10, 8536388), (14, 6097420), (20, 4268194), (28, 3048710), (35, 2438968), (40, 2134097), (49, 1742120), (56, 1524355), (70, 1219484), (97, 880040), (98, 871060), (140, 609742), (194, 440020), (196, 435530), (245, 348424), (280, 304871), (388, 220010), (392, 217765), (449, 190120), (485, 176008), (490, 174212), (679, 125720), (776, 110005), (898, 95060), (970, 88004), (980, 87106), (1358, 62860), (1796, 47530), (1940, 44002), (1960, 43553), (2245, 38024), (2716, 31430), (3143, 27160), (3395, 25144), (3592, 23765), (3880, 22001), (4490, 19012), (4753, 17960), (5432, 15715), (6286, 13580), (6790, 12572), (8980, 9506)]