9915100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 24060960

約数和(自身を除く): 14145860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 260, 263, 290, 325, 377, 526, 580, 650, 725, 754, 1052, 1300, 1315, 1450, 1508, 1885, 2630, 2900, 3419, 3770, 5260, 6575, 6838, 7540, 7627, 9425, 13150, 13676, 15254, 17095, 18850, 26300, 30508, 34190, 37700, 38135, 68380, 76270, 85475, 99151, 152540, 170950, 190675, 198302, 341900, 381350, 396604, 495755, 762700, 991510, 1983020, 2478775, 4957550, 9915100]

約数ペア:

[(1, 9915100), (2, 4957550), (4, 2478775), (5, 1983020), (10, 991510), (13, 762700), (20, 495755), (25, 396604), (26, 381350), (29, 341900), (50, 198302), (52, 190675), (58, 170950), (65, 152540), (100, 99151), (116, 85475), (130, 76270), (145, 68380), (260, 38135), (263, 37700), (290, 34190), (325, 30508), (377, 26300), (526, 18850), (580, 17095), (650, 15254), (725, 13676), (754, 13150), (1052, 9425), (1300, 7627), (1315, 7540), (1450, 6838), (1508, 6575), (1885, 5260), (2630, 3770), (2900, 3419)]