5212025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 8332800

約数和(自身を除く): 3120775

約数列:

[1, 5, 7, 13, 25, 29, 35, 65, 79, 91, 145, 175, 203, 325, 377, 395, 455, 553, 725, 1015, 1027, 1885, 1975, 2275, 2291, 2639, 2765, 5075, 5135, 7189, 9425, 11455, 13195, 13825, 16037, 25675, 29783, 35945, 57275, 65975, 80185, 148915, 179725, 208481, 400925, 744575, 1042405, 5212025]

約数ペア:

[(1, 5212025), (5, 1042405), (7, 744575), (13, 400925), (25, 208481), (29, 179725), (35, 148915), (65, 80185), (79, 65975), (91, 57275), (145, 35945), (175, 29783), (203, 25675), (325, 16037), (377, 13825), (395, 13195), (455, 11455), (553, 9425), (725, 7189), (1015, 5135), (1027, 5075), (1885, 2765), (1975, 2639), (2275, 2291)]