25501070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 54222048

約数和(自身を除く): 28720978

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 355, 490, 497, 710, 733, 994, 1466, 2485, 3479, 3665, 4970, 5131, 6958, 7330, 10262, 17395, 25655, 34790, 35917, 51310, 52043, 71834, 104086, 179585, 260215, 359170, 364301, 520430, 728602, 1821505, 2550107, 3643010, 5100214, 12750535, 25501070]

約数ペア:

[(1, 25501070), (2, 12750535), (5, 5100214), (7, 3643010), (10, 2550107), (14, 1821505), (35, 728602), (49, 520430), (70, 364301), (71, 359170), (98, 260215), (142, 179585), (245, 104086), (355, 71834), (490, 52043), (497, 51310), (710, 35917), (733, 34790), (994, 25655), (1466, 17395), (2485, 10262), (3479, 7330), (3665, 6958), (4970, 5131)]