83881175

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 124134912

約数和(自身を除く): 40253737

約数列:

[1, 5, 7, 25, 35, 43, 71, 157, 175, 215, 301, 355, 497, 785, 1075, 1099, 1505, 1775, 2485, 3053, 3925, 5495, 6751, 7525, 11147, 12425, 15265, 21371, 27475, 33755, 47257, 55735, 76325, 78029, 106855, 168775, 236285, 278675, 390145, 479321, 534275, 1181425, 1950725, 2396605, 3355247, 11983025, 16776235, 83881175]

約数ペア:

[(1, 83881175), (5, 16776235), (7, 11983025), (25, 3355247), (35, 2396605), (43, 1950725), (71, 1181425), (157, 534275), (175, 479321), (215, 390145), (301, 278675), (355, 236285), (497, 168775), (785, 106855), (1075, 78029), (1099, 76325), (1505, 55735), (1775, 47257), (2485, 33755), (3053, 27475), (3925, 21371), (5495, 15265), (6751, 12425), (7525, 11147)]