98117740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9871}}^1$

素因数の和:9958

約数の個数: 48

約数和(自身を含む): 238823424

約数和(自身を除く): 140705684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9871, 9940, 19742, 39484, 49355, 69097, 98710, 138194, 197420, 276388, 345485, 690970, 700841, 1381940, 1401682, 2803364, 3504205, 4905887, 7008410, 9811774, 14016820, 19623548, 24529435, 49058870, 98117740]

約数ペア:

[(1, 98117740), (2, 49058870), (4, 24529435), (5, 19623548), (7, 14016820), (10, 9811774), (14, 7008410), (20, 4905887), (28, 3504205), (35, 2803364), (70, 1401682), (71, 1381940), (140, 700841), (142, 690970), (284, 345485), (355, 276388), (497, 197420), (710, 138194), (994, 98710), (1420, 69097), (1988, 49355), (2485, 39484), (4970, 19742), (9871, 9940)]