258075160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{131671}}^1$

素因数の和:131696

約数の個数: 48

約数和(自身を含む): 675477360

約数和(自身を除く): 417402200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 131671, 263342, 526684, 658355, 921697, 1053368, 1316710, 1843394, 2633420, 3686788, 4608485, 5266840, 6451879, 7373576, 9216970, 12903758, 18433940, 25807516, 32259395, 36867880, 51615032, 64518790, 129037580, 258075160]

約数ペア:

[(1, 258075160), (2, 129037580), (4, 64518790), (5, 51615032), (7, 36867880), (8, 32259395), (10, 25807516), (14, 18433940), (20, 12903758), (28, 9216970), (35, 7373576), (40, 6451879), (49, 5266840), (56, 4608485), (70, 3686788), (98, 2633420), (140, 1843394), (196, 1316710), (245, 1053368), (280, 921697), (392, 658355), (490, 526684), (980, 263342), (1960, 131671)]