87009790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 192362688

約数和(自身を除く): 105352898

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 61, 70, 71, 82, 98, 122, 142, 205, 245, 287, 305, 355, 410, 427, 490, 497, 574, 610, 710, 854, 994, 1435, 2009, 2135, 2485, 2501, 2870, 2911, 2989, 3479, 4018, 4270, 4331, 4970, 5002, 5822, 5978, 6958, 8662, 10045, 12505, 14555, 14945, 17395, 17507, 20090, 20377, 21655, 25010, 29110, 29890, 30317, 34790, 35014, 40754, 43310, 60634, 87535, 101885, 122549, 142639, 151585, 175070, 177571, 203770, 212219, 245098, 285278, 303170, 355142, 424438, 612745, 713195, 887855, 1061095, 1225490, 1242997, 1426390, 1775710, 2122190, 2485994, 6214985, 8700979, 12429970, 17401958, 43504895, 87009790]

約数ペア:

[(1, 87009790), (2, 43504895), (5, 17401958), (7, 12429970), (10, 8700979), (14, 6214985), (35, 2485994), (41, 2122190), (49, 1775710), (61, 1426390), (70, 1242997), (71, 1225490), (82, 1061095), (98, 887855), (122, 713195), (142, 612745), (205, 424438), (245, 355142), (287, 303170), (305, 285278), (355, 245098), (410, 212219), (427, 203770), (490, 177571), (497, 175070), (574, 151585), (610, 142639), (710, 122549), (854, 101885), (994, 87535), (1435, 60634), (2009, 43310), (2135, 40754), (2485, 35014), (2501, 34790), (2870, 30317), (2911, 29890), (2989, 29110), (3479, 25010), (4018, 21655), (4270, 20377), (4331, 20090), (4970, 17507), (5002, 17395), (5822, 14945), (5978, 14555), (6958, 12505), (8662, 10045)]