83745620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20627}}^1$

素因数の和:20672

約数の個数: 48

約数和(自身を含む): 207930240

約数和(自身を除く): 124184620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 20627, 41254, 82508, 103135, 144389, 206270, 288778, 412540, 577556, 598183, 721945, 1196366, 1443890, 2392732, 2887780, 2990915, 4187281, 5981830, 8374562, 11963660, 16749124, 20936405, 41872810, 83745620]

約数ペア:

[(1, 83745620), (2, 41872810), (4, 20936405), (5, 16749124), (7, 11963660), (10, 8374562), (14, 5981830), (20, 4187281), (28, 2990915), (29, 2887780), (35, 2392732), (58, 1443890), (70, 1196366), (116, 721945), (140, 598183), (145, 577556), (203, 412540), (290, 288778), (406, 206270), (580, 144389), (812, 103135), (1015, 82508), (2030, 41254), (4060, 20627)]