131333800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{50513}}^1$

素因数の和:50542

約数の個数: 48

約数和(自身を含む): 328846140

約数和(自身を除く): 197512340

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, 50513, 101026, 202052, 252565, 404104, 505130, 656669, 1010260, 1262825, 1313338, 2020520, 2525650, 2626676, 3283345, 5051300, 5253352, 6566690, 10102600, 13133380, 16416725, 26266760, 32833450, 65666900, 131333800]

約数ペア:

[(1, 131333800), (2, 65666900), (4, 32833450), (5, 26266760), (8, 16416725), (10, 13133380), (13, 10102600), (20, 6566690), (25, 5253352), (26, 5051300), (40, 3283345), (50, 2626676), (52, 2525650), (65, 2020520), (100, 1313338), (104, 1262825), (130, 1010260), (200, 656669), (260, 505130), (325, 404104), (520, 252565), (650, 202052), (1300, 101026), (2600, 50513)]