54171880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^2$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 145635840

約数和(自身を除く): 91463960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 79, 124, 140, 155, 158, 217, 248, 280, 310, 316, 395, 434, 553, 620, 632, 790, 868, 1085, 1106, 1240, 1580, 1736, 2170, 2212, 2449, 2765, 3160, 4340, 4424, 4898, 5530, 6241, 8680, 9796, 11060, 12245, 12482, 17143, 19592, 22120, 24490, 24964, 31205, 34286, 43687, 48980, 49928, 62410, 68572, 85715, 87374, 97960, 124820, 137144, 171430, 174748, 193471, 218435, 249640, 342860, 349496, 386942, 436870, 685720, 773884, 873740, 967355, 1354297, 1547768, 1747480, 1934710, 2708594, 3869420, 5417188, 6771485, 7738840, 10834376, 13542970, 27085940, 54171880]

約数ペア:

[(1, 54171880), (2, 27085940), (4, 13542970), (5, 10834376), (7, 7738840), (8, 6771485), (10, 5417188), (14, 3869420), (20, 2708594), (28, 1934710), (31, 1747480), (35, 1547768), (40, 1354297), (56, 967355), (62, 873740), (70, 773884), (79, 685720), (124, 436870), (140, 386942), (155, 349496), (158, 342860), (217, 249640), (248, 218435), (280, 193471), (310, 174748), (316, 171430), (395, 137144), (434, 124820), (553, 97960), (620, 87374), (632, 85715), (790, 68572), (868, 62410), (1085, 49928), (1106, 48980), (1240, 43687), (1580, 34286), (1736, 31205), (2170, 24964), (2212, 24490), (2449, 22120), (2765, 19592), (3160, 17143), (4340, 12482), (4424, 12245), (4898, 11060), (5530, 9796), (6241, 8680)]