913372850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{26513}}^1$

素因数の和:26591

約数の個数: 48

約数和(自身を含む): 1864146312

約数和(自身を除く): 950773462

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 2650, 3445, 6890, 17225, 26513, 34450, 53026, 132565, 265130, 344669, 662825, 689338, 1325650, 1405189, 1723345, 2810378, 3446690, 7025945, 8616725, 14051890, 17233450, 18267457, 35129725, 36534914, 70259450, 91337285, 182674570, 456686425, 913372850]

約数ペア:

[(1, 913372850), (2, 456686425), (5, 182674570), (10, 91337285), (13, 70259450), (25, 36534914), (26, 35129725), (50, 18267457), (53, 17233450), (65, 14051890), (106, 8616725), (130, 7025945), (265, 3446690), (325, 2810378), (530, 1723345), (650, 1405189), (689, 1325650), (1325, 689338), (1378, 662825), (2650, 344669), (3445, 265130), (6890, 132565), (17225, 53026), (26513, 34450)]