84965920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40849}}^1$

素因数の和:40877

約数の個数: 48

約数和(自身を含む): 216178200

約数和(自身を除く): 131212280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 40849, 81698, 163396, 204245, 326792, 408490, 531037, 653584, 816980, 1062074, 1307168, 1633960, 2124148, 2655185, 3267920, 4248296, 5310370, 6535840, 8496592, 10620740, 16993184, 21241480, 42482960, 84965920]

約数ペア:

[(1, 84965920), (2, 42482960), (4, 21241480), (5, 16993184), (8, 10620740), (10, 8496592), (13, 6535840), (16, 5310370), (20, 4248296), (26, 3267920), (32, 2655185), (40, 2124148), (52, 1633960), (65, 1307168), (80, 1062074), (104, 816980), (130, 653584), (160, 531037), (208, 408490), (260, 326792), (416, 204245), (520, 163396), (1040, 81698), (2080, 40849)]