55884880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 134991360

約数和(自身を除く): 79106480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 89, 94, 167, 178, 188, 235, 334, 356, 376, 445, 470, 668, 712, 752, 835, 890, 940, 1336, 1424, 1670, 1780, 1880, 2672, 3340, 3560, 3760, 4183, 6680, 7120, 7849, 8366, 13360, 14863, 15698, 16732, 20915, 29726, 31396, 33464, 39245, 41830, 59452, 62792, 66928, 74315, 78490, 83660, 118904, 125584, 148630, 156980, 167320, 237808, 297260, 313960, 334640, 594520, 627920, 698561, 1189040, 1397122, 2794244, 3492805, 5588488, 6985610, 11176976, 13971220, 27942440, 55884880]

約数ペア:

[(1, 55884880), (2, 27942440), (4, 13971220), (5, 11176976), (8, 6985610), (10, 5588488), (16, 3492805), (20, 2794244), (40, 1397122), (47, 1189040), (80, 698561), (89, 627920), (94, 594520), (167, 334640), (178, 313960), (188, 297260), (235, 237808), (334, 167320), (356, 156980), (376, 148630), (445, 125584), (470, 118904), (668, 83660), (712, 78490), (752, 74315), (835, 66928), (890, 62792), (940, 59452), (1336, 41830), (1424, 39245), (1670, 33464), (1780, 31396), (1880, 29726), (2672, 20915), (3340, 16732), (3560, 15698), (3760, 14863), (4183, 13360), (6680, 8366), (7120, 7849)]