82305225

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 154906752

約数和(自身を除く): 72601527

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 47, 75, 129, 141, 181, 215, 225, 235, 387, 423, 543, 645, 705, 905, 1075, 1175, 1629, 1935, 2021, 2115, 2715, 3225, 3525, 4525, 6063, 7783, 8145, 8507, 9675, 10105, 10575, 13575, 18189, 23349, 25521, 30315, 38915, 40725, 42535, 50525, 70047, 76563, 90945, 116745, 127605, 151575, 194575, 212675, 350235, 365801, 382815, 454725, 583725, 638025, 1097403, 1751175, 1829005, 1914075, 3292209, 5487015, 9145025, 16461045, 27435075, 82305225]

約数ペア:

[(1, 82305225), (3, 27435075), (5, 16461045), (9, 9145025), (15, 5487015), (25, 3292209), (43, 1914075), (45, 1829005), (47, 1751175), (75, 1097403), (129, 638025), (141, 583725), (181, 454725), (215, 382815), (225, 365801), (235, 350235), (387, 212675), (423, 194575), (543, 151575), (645, 127605), (705, 116745), (905, 90945), (1075, 76563), (1175, 70047), (1629, 50525), (1935, 42535), (2021, 40725), (2115, 38915), (2715, 30315), (3225, 25521), (3525, 23349), (4525, 18189), (6063, 13575), (7783, 10575), (8145, 10105), (8507, 9675)]