8220235075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{20749}}^1$

素因数の和:20848

約数の個数: 48

約数和(自身を含む): 11671128000

約数和(自身を除く): 3450892925

約数列:

[1, 5, 13, 23, 25, 53, 65, 115, 265, 299, 325, 575, 689, 1219, 1325, 1495, 3445, 6095, 7475, 15847, 17225, 20749, 30475, 79235, 103745, 269737, 396175, 477227, 518725, 1099697, 1348685, 2386135, 5498485, 6203951, 6743425, 11930675, 14296061, 25293031, 27492425, 31019755, 71480305, 126465155, 155098775, 328809403, 357401525, 632325775, 1644047015, 8220235075]

約数ペア:

[(1, 8220235075), (5, 1644047015), (13, 632325775), (23, 357401525), (25, 328809403), (53, 155098775), (65, 126465155), (115, 71480305), (265, 31019755), (299, 27492425), (325, 25293031), (575, 14296061), (689, 11930675), (1219, 6743425), (1325, 6203951), (1495, 5498485), (3445, 2386135), (6095, 1348685), (7475, 1099697), (15847, 518725), (17225, 477227), (20749, 396175), (30475, 269737), (79235, 103745)]