30808900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{5813}}^1$

素因数の和:5880

約数の個数: 36

約数和(自身を含む): 68128452

約数和(自身を除く): 37319552

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 5813, 11626, 23252, 29065, 58130, 116260, 145325, 290650, 308089, 581300, 616178, 1232356, 1540445, 3080890, 6161780, 7702225, 15404450, 30808900]

約数ペア:

[(1, 30808900), (2, 15404450), (4, 7702225), (5, 6161780), (10, 3080890), (20, 1540445), (25, 1232356), (50, 616178), (53, 581300), (100, 308089), (106, 290650), (212, 145325), (265, 116260), (530, 58130), (1060, 29065), (1325, 23252), (2650, 11626), (5300, 5813)]