70305520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28349}}^1$

素因数の和:28393

約数の個数: 40

約数和(自身を含む): 168739200

約数和(自身を除く): 98433680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 28349, 56698, 113396, 141745, 226792, 283490, 453584, 566980, 878819, 1133960, 1757638, 2267920, 3515276, 4394095, 7030552, 8788190, 14061104, 17576380, 35152760, 70305520]

約数ペア:

[(1, 70305520), (2, 35152760), (4, 17576380), (5, 14061104), (8, 8788190), (10, 7030552), (16, 4394095), (20, 3515276), (31, 2267920), (40, 1757638), (62, 1133960), (80, 878819), (124, 566980), (155, 453584), (248, 283490), (310, 226792), (496, 141745), (620, 113396), (1240, 56698), (2480, 28349)]