20100450500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{6679}}^1$

素因数の和:7174

約数の個数: 96

約数和(自身を含む): 47385461760

約数和(自身を除く): 27285011260

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 463, 500, 650, 926, 1300, 1625, 1852, 2315, 3250, 4630, 6019, 6500, 6679, 9260, 11575, 12038, 13358, 23150, 24076, 26716, 30095, 33395, 46300, 57875, 60190, 66790, 86827, 115750, 120380, 133580, 150475, 166975, 173654, 231500, 300950, 333950, 347308, 434135, 601900, 667900, 752375, 834875, 868270, 1504750, 1669750, 1736540, 2170675, 3009500, 3092377, 3339500, 4341350, 6184754, 8682700, 10853375, 12369508, 15461885, 21706750, 30923770, 40200901, 43413500, 61847540, 77309425, 80401802, 154618850, 160803604, 201004505, 309237700, 386547125, 402009010, 773094250, 804018020, 1005022525, 1546188500, 2010045050, 4020090100, 5025112625, 10050225250, 20100450500]

約数ペア:

[(1, 20100450500), (2, 10050225250), (4, 5025112625), (5, 4020090100), (10, 2010045050), (13, 1546188500), (20, 1005022525), (25, 804018020), (26, 773094250), (50, 402009010), (52, 386547125), (65, 309237700), (100, 201004505), (125, 160803604), (130, 154618850), (250, 80401802), (260, 77309425), (325, 61847540), (463, 43413500), (500, 40200901), (650, 30923770), (926, 21706750), (1300, 15461885), (1625, 12369508), (1852, 10853375), (2315, 8682700), (3250, 6184754), (4630, 4341350), (6019, 3339500), (6500, 3092377), (6679, 3009500), (9260, 2170675), (11575, 1736540), (12038, 1669750), (13358, 1504750), (23150, 868270), (24076, 834875), (26716, 752375), (30095, 667900), (33395, 601900), (46300, 434135), (57875, 347308), (60190, 333950), (66790, 300950), (86827, 231500), (115750, 173654), (120380, 166975), (133580, 150475)]