25169012830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{402511}}^1$

素因数の和:402581

約数の個数: 48

約数和(自身を含む): 50383232064

約数和(自身を除く): 25214219234

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 169, 185, 338, 370, 481, 845, 962, 1690, 2405, 4810, 6253, 12506, 31265, 62530, 402511, 805022, 2012555, 4025110, 5232643, 10465286, 14892907, 26163215, 29785814, 52326430, 68024359, 74464535, 136048718, 148929070, 193607791, 340121795, 387215582, 680243590, 968038955, 1936077910, 2516901283, 5033802566, 12584506415, 25169012830]

約数ペア:

[(1, 25169012830), (2, 12584506415), (5, 5033802566), (10, 2516901283), (13, 1936077910), (26, 968038955), (37, 680243590), (65, 387215582), (74, 340121795), (130, 193607791), (169, 148929070), (185, 136048718), (338, 74464535), (370, 68024359), (481, 52326430), (845, 29785814), (962, 26163215), (1690, 14892907), (2405, 10465286), (4810, 5232643), (6253, 4025110), (12506, 2012555), (31265, 805022), (62530, 402511)]