2016646160

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1\times {\mathrm{523}}^1$

素因数の和:1000

約数の個数: 80

約数和(自身を含む): 4742988096

約数和(自身を除く): 2726341936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 307, 314, 523, 614, 628, 785, 1046, 1228, 1256, 1535, 1570, 2092, 2456, 2512, 2615, 3070, 3140, 4184, 4912, 5230, 6140, 6280, 8368, 10460, 12280, 12560, 20920, 24560, 41840, 48199, 82111, 96398, 160561, 164222, 192796, 240995, 321122, 328444, 385592, 410555, 481990, 642244, 656888, 771184, 802805, 821110, 963980, 1284488, 1313776, 1605610, 1642220, 1927960, 2568976, 3211220, 3284440, 3855920, 6422440, 6568880, 12844880, 25208077, 50416154, 100832308, 126040385, 201664616, 252080770, 403329232, 504161540, 1008323080, 2016646160]

約数ペア:

[(1, 2016646160), (2, 1008323080), (4, 504161540), (5, 403329232), (8, 252080770), (10, 201664616), (16, 126040385), (20, 100832308), (40, 50416154), (80, 25208077), (157, 12844880), (307, 6568880), (314, 6422440), (523, 3855920), (614, 3284440), (628, 3211220), (785, 2568976), (1046, 1927960), (1228, 1642220), (1256, 1605610), (1535, 1313776), (1570, 1284488), (2092, 963980), (2456, 821110), (2512, 802805), (2615, 771184), (3070, 656888), (3140, 642244), (4184, 481990), (4912, 410555), (5230, 385592), (6140, 328444), (6280, 321122), (8368, 240995), (10460, 192796), (12280, 164222), (12560, 160561), (20920, 96398), (24560, 82111), (41840, 48199)]