61810640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 155561472

約数和(自身を除く): 93750832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 967, 1360, 1598, 1880, 1934, 3196, 3760, 3868, 3995, 4835, 6392, 7736, 7990, 9670, 12784, 15472, 15980, 16439, 19340, 31960, 32878, 38680, 45449, 63920, 65756, 77360, 82195, 90898, 131512, 164390, 181796, 227245, 263024, 328780, 363592, 454490, 657560, 727184, 772633, 908980, 1315120, 1545266, 1817960, 3090532, 3635920, 3863165, 6181064, 7726330, 12362128, 15452660, 30905320, 61810640]

約数ペア:

[(1, 61810640), (2, 30905320), (4, 15452660), (5, 12362128), (8, 7726330), (10, 6181064), (16, 3863165), (17, 3635920), (20, 3090532), (34, 1817960), (40, 1545266), (47, 1315120), (68, 908980), (80, 772633), (85, 727184), (94, 657560), (136, 454490), (170, 363592), (188, 328780), (235, 263024), (272, 227245), (340, 181796), (376, 164390), (470, 131512), (680, 90898), (752, 82195), (799, 77360), (940, 65756), (967, 63920), (1360, 45449), (1598, 38680), (1880, 32878), (1934, 31960), (3196, 19340), (3760, 16439), (3868, 15980), (3995, 15472), (4835, 12784), (6392, 9670), (7736, 7990)]