20588100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5279}}^1$

素因数の和:5309

約数の個数: 72

約数和(自身を含む): 64162560

約数和(自身を除く): 43574460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 5279, 10558, 15837, 21116, 26395, 31674, 52790, 63348, 68627, 79185, 105580, 131975, 137254, 158370, 205881, 263950, 274508, 316740, 343135, 395925, 411762, 527900, 686270, 791850, 823524, 1029405, 1372540, 1583700, 1715675, 2058810, 3431350, 4117620, 5147025, 6862700, 10294050, 20588100]

約数ペア:

[(1, 20588100), (2, 10294050), (3, 6862700), (4, 5147025), (5, 4117620), (6, 3431350), (10, 2058810), (12, 1715675), (13, 1583700), (15, 1372540), (20, 1029405), (25, 823524), (26, 791850), (30, 686270), (39, 527900), (50, 411762), (52, 395925), (60, 343135), (65, 316740), (75, 274508), (78, 263950), (100, 205881), (130, 158370), (150, 137254), (156, 131975), (195, 105580), (260, 79185), (300, 68627), (325, 63348), (390, 52790), (650, 31674), (780, 26395), (975, 21116), (1300, 15837), (1950, 10558), (3900, 5279)]