66104560

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{17581}}^1$

素因数の和:17641

約数の個数: 40

約数和(自身を含む): 156972096

約数和(自身を除く): 90867536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 17581, 35162, 70324, 87905, 140648, 175810, 281296, 351620, 703240, 826307, 1406480, 1652614, 3305228, 4131535, 6610456, 8263070, 13220912, 16526140, 33052280, 66104560]

約数ペア:

[(1, 66104560), (2, 33052280), (4, 16526140), (5, 13220912), (8, 8263070), (10, 6610456), (16, 4131535), (20, 3305228), (40, 1652614), (47, 1406480), (80, 826307), (94, 703240), (188, 351620), (235, 281296), (376, 175810), (470, 140648), (752, 87905), (940, 70324), (1880, 35162), (3760, 17581)]