13267280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12757}}^1$

素因数の和:12783

約数の個数: 40

約数和(自身を含む): 33221832

約数和(自身を除く): 19954552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 12757, 25514, 51028, 63785, 102056, 127570, 165841, 204112, 255140, 331682, 510280, 663364, 829205, 1020560, 1326728, 1658410, 2653456, 3316820, 6633640, 13267280]

約数ペア:

[(1, 13267280), (2, 6633640), (4, 3316820), (5, 2653456), (8, 1658410), (10, 1326728), (13, 1020560), (16, 829205), (20, 663364), (26, 510280), (40, 331682), (52, 255140), (65, 204112), (80, 165841), (104, 127570), (130, 102056), (208, 63785), (260, 51028), (520, 25514), (1040, 12757)]