64195880

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{4679}}^1$

素因数の和:4711

約数の個数: 64

約数和(自身を含む): 168480000

約数和(自身を除く): 104284120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 4679, 6860, 9358, 13720, 18716, 23395, 32753, 37432, 46790, 65506, 93580, 131012, 163765, 187160, 229271, 262024, 327530, 458542, 655060, 917084, 1146355, 1310120, 1604897, 1834168, 2292710, 3209794, 4585420, 6419588, 8024485, 9170840, 12839176, 16048970, 32097940, 64195880]

約数ペア:

[(1, 64195880), (2, 32097940), (4, 16048970), (5, 12839176), (7, 9170840), (8, 8024485), (10, 6419588), (14, 4585420), (20, 3209794), (28, 2292710), (35, 1834168), (40, 1604897), (49, 1310120), (56, 1146355), (70, 917084), (98, 655060), (140, 458542), (196, 327530), (245, 262024), (280, 229271), (343, 187160), (392, 163765), (490, 131012), (686, 93580), (980, 65506), (1372, 46790), (1715, 37432), (1960, 32753), (2744, 23395), (3430, 18716), (4679, 13720), (6860, 9358)]