51560200

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3631}}^1$

素因数の和:3718

約数の個数: 48

約数和(自身を含む): 121599360

約数和(自身を除く): 70039160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 3631, 7100, 7262, 14200, 14524, 18155, 29048, 36310, 72620, 90775, 145240, 181550, 257801, 363100, 515602, 726200, 1031204, 1289005, 2062408, 2578010, 5156020, 6445025, 10312040, 12890050, 25780100, 51560200]

約数ペア:

[(1, 51560200), (2, 25780100), (4, 12890050), (5, 10312040), (8, 6445025), (10, 5156020), (20, 2578010), (25, 2062408), (40, 1289005), (50, 1031204), (71, 726200), (100, 515602), (142, 363100), (200, 257801), (284, 181550), (355, 145240), (568, 90775), (710, 72620), (1420, 36310), (1775, 29048), (2840, 18155), (3550, 14524), (3631, 14200), (7100, 7262)]