15520550

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 30279312

約数和(自身を除く): 14758762

約数列:

[1, 2, 5, 10, 25, 41, 50, 67, 82, 113, 134, 205, 226, 335, 410, 565, 670, 1025, 1130, 1675, 2050, 2747, 2825, 3350, 4633, 5494, 5650, 7571, 9266, 13735, 15142, 23165, 27470, 37855, 46330, 68675, 75710, 115825, 137350, 189275, 231650, 310411, 378550, 620822, 1552055, 3104110, 7760275, 15520550]

約数ペア:

[(1, 15520550), (2, 7760275), (5, 3104110), (10, 1552055), (25, 620822), (41, 378550), (50, 310411), (67, 231650), (82, 189275), (113, 137350), (134, 115825), (205, 75710), (226, 68675), (335, 46330), (410, 37855), (565, 27470), (670, 23165), (1025, 15142), (1130, 13735), (1675, 9266), (2050, 7571), (2747, 5650), (2825, 5494), (3350, 4633)]