499638100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{457}}^1$

素因数の和:542

約数の個数: 108

約数和(自身を含む): 1211912884

約数和(自身を除く): 712274784

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 260, 290, 325, 377, 457, 580, 650, 725, 754, 841, 914, 1300, 1450, 1508, 1682, 1828, 1885, 2285, 2900, 3364, 3770, 4205, 4570, 5941, 7540, 8410, 9140, 9425, 10933, 11425, 11882, 13253, 16820, 18850, 21025, 21866, 22850, 23764, 26506, 29705, 37700, 42050, 43732, 45700, 53012, 54665, 59410, 66265, 84100, 109330, 118820, 132530, 148525, 172289, 218660, 265060, 273325, 297050, 331325, 344578, 384337, 546650, 594100, 662650, 689156, 768674, 861445, 1093300, 1325300, 1537348, 1722890, 1921685, 3445780, 3843370, 4307225, 4996381, 7686740, 8614450, 9608425, 9992762, 17228900, 19216850, 19985524, 24981905, 38433700, 49963810, 99927620, 124909525, 249819050, 499638100]

約数ペア:

[(1, 499638100), (2, 249819050), (4, 124909525), (5, 99927620), (10, 49963810), (13, 38433700), (20, 24981905), (25, 19985524), (26, 19216850), (29, 17228900), (50, 9992762), (52, 9608425), (58, 8614450), (65, 7686740), (100, 4996381), (116, 4307225), (130, 3843370), (145, 3445780), (260, 1921685), (290, 1722890), (325, 1537348), (377, 1325300), (457, 1093300), (580, 861445), (650, 768674), (725, 689156), (754, 662650), (841, 594100), (914, 546650), (1300, 384337), (1450, 344578), (1508, 331325), (1682, 297050), (1828, 273325), (1885, 265060), (2285, 218660), (2900, 172289), (3364, 148525), (3770, 132530), (4205, 118820), (4570, 109330), (5941, 84100), (7540, 66265), (8410, 59410), (9140, 54665), (9425, 53012), (10933, 45700), (11425, 43732), (11882, 42050), (13253, 37700), (16820, 29705), (18850, 26506), (21025, 23764), (21866, 22850)]