243512750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2417}}^1$

素因数の和:2478

約数の個数: 64

約数和(自身を含む): 506967552

約数和(自身を除く): 263454802

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 155, 250, 310, 325, 403, 650, 775, 806, 1550, 1625, 2015, 2417, 3250, 3875, 4030, 4834, 7750, 10075, 12085, 20150, 24170, 31421, 50375, 60425, 62842, 74927, 100750, 120850, 149854, 157105, 302125, 314210, 374635, 604250, 749270, 785525, 974051, 1571050, 1873175, 1948102, 3746350, 3927625, 4870255, 7855250, 9365875, 9740510, 18731750, 24351275, 48702550, 121756375, 243512750]

約数ペア:

[(1, 243512750), (2, 121756375), (5, 48702550), (10, 24351275), (13, 18731750), (25, 9740510), (26, 9365875), (31, 7855250), (50, 4870255), (62, 3927625), (65, 3746350), (125, 1948102), (130, 1873175), (155, 1571050), (250, 974051), (310, 785525), (325, 749270), (403, 604250), (650, 374635), (775, 314210), (806, 302125), (1550, 157105), (1625, 149854), (2015, 120850), (2417, 100750), (3250, 74927), (3875, 62842), (4030, 60425), (4834, 50375), (7750, 31421), (10075, 24170), (12085, 20150)]