259968225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2267}}^1$

素因数の和:2430

約数の個数: 48

約数和(自身を含む): 472469760

約数和(自身を除く): 212501535

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 139, 165, 275, 417, 695, 825, 1529, 2085, 2267, 3475, 4587, 6801, 7645, 10425, 11335, 22935, 24937, 34005, 38225, 56675, 74811, 114675, 124685, 170025, 315113, 374055, 623425, 945339, 1575565, 1870275, 3466243, 4726695, 7877825, 10398729, 17331215, 23633475, 51993645, 86656075, 259968225]

約数ペア:

[(1, 259968225), (3, 86656075), (5, 51993645), (11, 23633475), (15, 17331215), (25, 10398729), (33, 7877825), (55, 4726695), (75, 3466243), (139, 1870275), (165, 1575565), (275, 945339), (417, 623425), (695, 374055), (825, 315113), (1529, 170025), (2085, 124685), (2267, 114675), (3475, 74811), (4587, 56675), (6801, 38225), (7645, 34005), (10425, 24937), (11335, 22935)]