317996900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14389}}^1$

素因数の和:14433

約数の個数: 72

約数和(自身を含む): 786902760

約数和(自身を除く): 468905860

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 4420, 5525, 11050, 14389, 22100, 28778, 57556, 71945, 143890, 187057, 244613, 287780, 359725, 374114, 489226, 719450, 748228, 935285, 978452, 1223065, 1438900, 1870570, 2446130, 3179969, 3741140, 4676425, 4892260, 6115325, 6359938, 9352850, 12230650, 12719876, 15899845, 18705700, 24461300, 31799690, 63599380, 79499225, 158998450, 317996900]

約数ペア:

[(1, 317996900), (2, 158998450), (4, 79499225), (5, 63599380), (10, 31799690), (13, 24461300), (17, 18705700), (20, 15899845), (25, 12719876), (26, 12230650), (34, 9352850), (50, 6359938), (52, 6115325), (65, 4892260), (68, 4676425), (85, 3741140), (100, 3179969), (130, 2446130), (170, 1870570), (221, 1438900), (260, 1223065), (325, 978452), (340, 935285), (425, 748228), (442, 719450), (650, 489226), (850, 374114), (884, 359725), (1105, 287780), (1300, 244613), (1700, 187057), (2210, 143890), (4420, 71945), (5525, 57556), (11050, 28778), (14389, 22100)]