78145396

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 172368000

約数和(自身を除く): 94222604

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 49, 68, 94, 98, 119, 188, 196, 238, 329, 476, 499, 658, 799, 833, 998, 1316, 1598, 1666, 1996, 2303, 3196, 3332, 3493, 4606, 5593, 6986, 8483, 9212, 11186, 13972, 16966, 22372, 23453, 24451, 33932, 39151, 46906, 48902, 59381, 78302, 93812, 97804, 118762, 156604, 164171, 237524, 328342, 398701, 415667, 656684, 797402, 831334, 1149197, 1594804, 1662668, 2298394, 2790907, 4596788, 5581814, 11163628, 19536349, 39072698, 78145396]

約数ペア:

[(1, 78145396), (2, 39072698), (4, 19536349), (7, 11163628), (14, 5581814), (17, 4596788), (28, 2790907), (34, 2298394), (47, 1662668), (49, 1594804), (68, 1149197), (94, 831334), (98, 797402), (119, 656684), (188, 415667), (196, 398701), (238, 328342), (329, 237524), (476, 164171), (499, 156604), (658, 118762), (799, 97804), (833, 93812), (998, 78302), (1316, 59381), (1598, 48902), (1666, 46906), (1996, 39151), (2303, 33932), (3196, 24451), (3332, 23453), (3493, 22372), (4606, 16966), (5593, 13972), (6986, 11186), (8483, 9212)]