8425544725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{653}}^1$

素因数の和:779

約数の個数: 72

約数和(自身を含む): 11980717560

約数和(自身を除く): 3555172835

約数列:

[1, 5, 13, 25, 29, 37, 65, 145, 185, 325, 377, 481, 653, 725, 925, 1073, 1369, 1885, 2405, 3265, 5365, 6845, 8489, 9425, 12025, 13949, 16325, 17797, 18937, 24161, 26825, 34225, 39701, 42445, 69745, 88985, 94685, 120805, 198505, 212225, 246181, 314093, 348725, 444925, 473425, 516113, 604025, 700669, 893957, 992525, 1230905, 1570465, 2580565, 3503345, 4469785, 6154525, 7852325, 9108697, 11621441, 12902825, 17516725, 22348925, 25924753, 45543485, 58107205, 129623765, 227717425, 290536025, 337021789, 648118825, 1685108945, 8425544725]

約数ペア:

[(1, 8425544725), (5, 1685108945), (13, 648118825), (25, 337021789), (29, 290536025), (37, 227717425), (65, 129623765), (145, 58107205), (185, 45543485), (325, 25924753), (377, 22348925), (481, 17516725), (653, 12902825), (725, 11621441), (925, 9108697), (1073, 7852325), (1369, 6154525), (1885, 4469785), (2405, 3503345), (3265, 2580565), (5365, 1570465), (6845, 1230905), (8489, 992525), (9425, 893957), (12025, 700669), (13949, 604025), (16325, 516113), (17797, 473425), (18937, 444925), (24161, 348725), (26825, 314093), (34225, 246181), (39701, 212225), (42445, 198505), (69745, 120805), (88985, 94685)]