52017520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15859}}^1$

素因数の和:15913

約数の個数: 40

約数和(自身を含む): 123898320

約数和(自身を除く): 71880800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 15859, 31718, 63436, 79295, 126872, 158590, 253744, 317180, 634360, 650219, 1268720, 1300438, 2600876, 3251095, 5201752, 6502190, 10403504, 13004380, 26008760, 52017520]

約数ペア:

[(1, 52017520), (2, 26008760), (4, 13004380), (5, 10403504), (8, 6502190), (10, 5201752), (16, 3251095), (20, 2600876), (40, 1300438), (41, 1268720), (80, 650219), (82, 634360), (164, 317180), (205, 253744), (328, 158590), (410, 126872), (656, 79295), (820, 63436), (1640, 31718), (3280, 15859)]