51723500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 120766464

約数和(自身を除く): 69042964

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 47, 50, 62, 71, 94, 100, 124, 125, 142, 155, 188, 235, 250, 284, 310, 355, 470, 500, 620, 710, 775, 940, 1175, 1420, 1457, 1550, 1775, 2201, 2350, 2914, 3100, 3337, 3550, 3875, 4402, 4700, 5828, 5875, 6674, 7100, 7285, 7750, 8804, 8875, 11005, 11750, 13348, 14570, 15500, 16685, 17750, 22010, 23500, 29140, 33370, 35500, 36425, 44020, 55025, 66740, 72850, 83425, 103447, 110050, 145700, 166850, 182125, 206894, 220100, 275125, 333700, 364250, 413788, 417125, 517235, 550250, 728500, 834250, 1034470, 1100500, 1668500, 2068940, 2586175, 5172350, 10344700, 12930875, 25861750, 51723500]

約数ペア:

[(1, 51723500), (2, 25861750), (4, 12930875), (5, 10344700), (10, 5172350), (20, 2586175), (25, 2068940), (31, 1668500), (47, 1100500), (50, 1034470), (62, 834250), (71, 728500), (94, 550250), (100, 517235), (124, 417125), (125, 413788), (142, 364250), (155, 333700), (188, 275125), (235, 220100), (250, 206894), (284, 182125), (310, 166850), (355, 145700), (470, 110050), (500, 103447), (620, 83425), (710, 72850), (775, 66740), (940, 55025), (1175, 44020), (1420, 36425), (1457, 35500), (1550, 33370), (1775, 29140), (2201, 23500), (2350, 22010), (2914, 17750), (3100, 16685), (3337, 15500), (3550, 14570), (3875, 13348), (4402, 11750), (4700, 11005), (5828, 8875), (5875, 8804), (6674, 7750), (7100, 7285)]