518759425

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 693606400

約数和(自身を除く): 174846975

約数列:

[1, 5, 25, 31, 37, 79, 155, 185, 229, 395, 775, 925, 1145, 1147, 1975, 2449, 2923, 5725, 5735, 7099, 8473, 12245, 14615, 18091, 28675, 35495, 42365, 61225, 73075, 90455, 90613, 177475, 211825, 262663, 452275, 453065, 560821, 669367, 1313315, 2265325, 2804105, 3346835, 6566575, 14020525, 16734175, 20750377, 103751885, 518759425]

約数ペア:

[(1, 518759425), (5, 103751885), (25, 20750377), (31, 16734175), (37, 14020525), (79, 6566575), (155, 3346835), (185, 2804105), (229, 2265325), (395, 1313315), (775, 669367), (925, 560821), (1145, 453065), (1147, 452275), (1975, 262663), (2449, 211825), (2923, 177475), (5725, 90613), (5735, 90455), (7099, 73075), (8473, 61225), (12245, 42365), (14615, 35495), (18091, 28675)]