156252640

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23819}}^1$

素因数の和:23875

約数の個数: 48

約数和(自身を含む): 378166320

約数和(自身を除く): 221913680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 23819, 47638, 95276, 119095, 190552, 238190, 381104, 476380, 762208, 952760, 976579, 1905520, 1953158, 3811040, 3906316, 4882895, 7812632, 9765790, 15625264, 19531580, 31250528, 39063160, 78126320, 156252640]

約数ペア:

[(1, 156252640), (2, 78126320), (4, 39063160), (5, 31250528), (8, 19531580), (10, 15625264), (16, 9765790), (20, 7812632), (32, 4882895), (40, 3906316), (41, 3811040), (80, 1953158), (82, 1905520), (160, 976579), (164, 952760), (205, 762208), (328, 476380), (410, 381104), (656, 238190), (820, 190552), (1312, 119095), (1640, 95276), (3280, 47638), (6560, 23819)]