988632025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 1337860800

約数和(自身を除く): 349228775

約数列:

[1, 5, 17, 25, 59, 85, 89, 295, 425, 443, 445, 1003, 1475, 1513, 2215, 2225, 5015, 5251, 7531, 7565, 11075, 25075, 26137, 26255, 37655, 37825, 39427, 89267, 130685, 131275, 188275, 197135, 444329, 446335, 653425, 670259, 985675, 2221645, 2231675, 2326193, 3351295, 11108225, 11630965, 16756475, 39545281, 58154825, 197726405, 988632025]

約数ペア:

[(1, 988632025), (5, 197726405), (17, 58154825), (25, 39545281), (59, 16756475), (85, 11630965), (89, 11108225), (295, 3351295), (425, 2326193), (443, 2231675), (445, 2221645), (1003, 985675), (1475, 670259), (1513, 653425), (2215, 446335), (2225, 444329), (5015, 197135), (5251, 188275), (7531, 131275), (7565, 130685), (11075, 89267), (25075, 39427), (26137, 37825), (26255, 37655)]