47981800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 117849600

約数和(自身を除く): 69867800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 71, 100, 109, 124, 142, 155, 200, 218, 248, 284, 310, 355, 436, 545, 568, 620, 710, 775, 872, 1090, 1240, 1420, 1550, 1775, 2180, 2201, 2725, 2840, 3100, 3379, 3550, 4360, 4402, 5450, 6200, 6758, 7100, 7739, 8804, 10900, 11005, 13516, 14200, 15478, 16895, 17608, 21800, 22010, 27032, 30956, 33790, 38695, 44020, 55025, 61912, 67580, 77390, 84475, 88040, 110050, 135160, 154780, 168950, 193475, 220100, 239909, 309560, 337900, 386950, 440200, 479818, 675800, 773900, 959636, 1199545, 1547800, 1919272, 2399090, 4798180, 5997725, 9596360, 11995450, 23990900, 47981800]

約数ペア:

[(1, 47981800), (2, 23990900), (4, 11995450), (5, 9596360), (8, 5997725), (10, 4798180), (20, 2399090), (25, 1919272), (31, 1547800), (40, 1199545), (50, 959636), (62, 773900), (71, 675800), (100, 479818), (109, 440200), (124, 386950), (142, 337900), (155, 309560), (200, 239909), (218, 220100), (248, 193475), (284, 168950), (310, 154780), (355, 135160), (436, 110050), (545, 88040), (568, 84475), (620, 77390), (710, 67580), (775, 61912), (872, 55025), (1090, 44020), (1240, 38695), (1420, 33790), (1550, 30956), (1775, 27032), (2180, 22010), (2201, 21800), (2725, 17608), (2840, 16895), (3100, 15478), (3379, 14200), (3550, 13516), (4360, 11005), (4402, 10900), (5450, 8804), (6200, 7739), (6758, 7100)]