210966320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{64319}}^1$

素因数の和:64373

約数の個数: 40

約数和(自身を含む): 502467840

約数和(自身を除く): 291501520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 64319, 128638, 257276, 321595, 514552, 643190, 1029104, 1286380, 2572760, 2637079, 5145520, 5274158, 10548316, 13185395, 21096632, 26370790, 42193264, 52741580, 105483160, 210966320]

約数ペア:

[(1, 210966320), (2, 105483160), (4, 52741580), (5, 42193264), (8, 26370790), (10, 21096632), (16, 13185395), (20, 10548316), (40, 5274158), (41, 5145520), (80, 2637079), (82, 2572760), (164, 1286380), (205, 1029104), (328, 643190), (410, 514552), (656, 321595), (820, 257276), (1640, 128638), (3280, 64319)]