42777800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16453}}^1$

素因数の和:16482

約数の個数: 48

約数和(自身を含む): 107115540

約数和(自身を除く): 64337740

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 16453, 32906, 65812, 82265, 131624, 164530, 213889, 329060, 411325, 427778, 658120, 822650, 855556, 1069445, 1645300, 1711112, 2138890, 3290600, 4277780, 5347225, 8555560, 10694450, 21388900, 42777800]

約数ペア:

[(1, 42777800), (2, 21388900), (4, 10694450), (5, 8555560), (8, 5347225), (10, 4277780), (13, 3290600), (20, 2138890), (25, 1711112), (26, 1645300), (40, 1069445), (50, 855556), (52, 822650), (65, 658120), (100, 427778), (104, 411325), (130, 329060), (200, 213889), (260, 164530), (325, 131624), (520, 82265), (650, 65812), (1300, 32906), (2600, 16453)]