55991500

素因数分解:

$2^2\times 5^3\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1123

約数の個数: 48

約数和(自身を含む): 123492096

約数和(自身を除く): 67500596

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 125, 226, 250, 452, 500, 565, 991, 1130, 1982, 2260, 2825, 3964, 4955, 5650, 9910, 11300, 14125, 19820, 24775, 28250, 49550, 56500, 99100, 111983, 123875, 223966, 247750, 447932, 495500, 559915, 1119830, 2239660, 2799575, 5599150, 11198300, 13997875, 27995750, 55991500]

約数ペア:

[(1, 55991500), (2, 27995750), (4, 13997875), (5, 11198300), (10, 5599150), (20, 2799575), (25, 2239660), (50, 1119830), (100, 559915), (113, 495500), (125, 447932), (226, 247750), (250, 223966), (452, 123875), (500, 111983), (565, 99100), (991, 56500), (1130, 49550), (1982, 28250), (2260, 24775), (2825, 19820), (3964, 14125), (4955, 11300), (5650, 9910)]