89424080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1399}}^1$

素因数の和:1476

約数の個数: 80

約数和(自身を含む): 224985600

約数和(自身を除く): 135561520

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, 1360, 1399, 1598, 1880, 2798, 3196, 3760, 3995, 5596, 6392, 6995, 7990, 11192, 12784, 13990, 15980, 22384, 23783, 27980, 31960, 47566, 55960, 63920, 65753, 95132, 111920, 118915, 131506, 190264, 237830, 263012, 328765, 380528, 475660, 526024, 657530, 951320, 1052048, 1117801, 1315060, 1902640, 2235602, 2630120, 4471204, 5260240, 5589005, 8942408, 11178010, 17884816, 22356020, 44712040, 89424080]

約数ペア:

[(1, 89424080), (2, 44712040), (4, 22356020), (5, 17884816), (8, 11178010), (10, 8942408), (16, 5589005), (17, 5260240), (20, 4471204), (34, 2630120), (40, 2235602), (47, 1902640), (68, 1315060), (80, 1117801), (85, 1052048), (94, 951320), (136, 657530), (170, 526024), (188, 475660), (235, 380528), (272, 328765), (340, 263012), (376, 237830), (470, 190264), (680, 131506), (752, 118915), (799, 111920), (940, 95132), (1360, 65753), (1399, 63920), (1598, 55960), (1880, 47566), (2798, 31960), (3196, 27980), (3760, 23783), (3995, 22384), (5596, 15980), (6392, 13990), (6995, 12784), (7990, 11192)]