78212950

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 149276160

約数和(自身を除く): 71063210

約数列:

[1, 2, 5, 10, 25, 50, 109, 113, 127, 218, 226, 254, 545, 565, 635, 1090, 1130, 1270, 2725, 2825, 3175, 5450, 5650, 6350, 12317, 13843, 14351, 24634, 27686, 28702, 61585, 69215, 71755, 123170, 138430, 143510, 307925, 346075, 358775, 615850, 692150, 717550, 1564259, 3128518, 7821295, 15642590, 39106475, 78212950]

約数ペア:

[(1, 78212950), (2, 39106475), (5, 15642590), (10, 7821295), (25, 3128518), (50, 1564259), (109, 717550), (113, 692150), (127, 615850), (218, 358775), (226, 346075), (254, 307925), (545, 143510), (565, 138430), (635, 123170), (1090, 71755), (1130, 69215), (1270, 61585), (2725, 28702), (2825, 27686), (3175, 24634), (5450, 14351), (5650, 13843), (6350, 12317)]