8109400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3119}}^1$

素因数の和:3148

約数の個数: 48

約数和(自身を含む): 20311200

約数和(自身を除く): 12201800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 3119, 6238, 12476, 15595, 24952, 31190, 40547, 62380, 77975, 81094, 124760, 155950, 162188, 202735, 311900, 324376, 405470, 623800, 810940, 1013675, 1621880, 2027350, 4054700, 8109400]

約数ペア:

[(1, 8109400), (2, 4054700), (4, 2027350), (5, 1621880), (8, 1013675), (10, 810940), (13, 623800), (20, 405470), (25, 324376), (26, 311900), (40, 202735), (50, 162188), (52, 155950), (65, 124760), (100, 81094), (104, 77975), (130, 62380), (200, 40547), (260, 31190), (325, 24952), (520, 15595), (650, 12476), (1300, 6238), (2600, 3119)]