214101680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1621}}^1$

素因数の和:1774

約数の個数: 80

約数和(自身を含む): 540632064

約数和(自身を除く): 326530384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 1016, 1040, 1270, 1621, 1651, 2032, 2540, 3242, 3302, 5080, 6484, 6604, 8105, 8255, 10160, 12968, 13208, 16210, 16510, 21073, 25936, 26416, 32420, 33020, 42146, 64840, 66040, 84292, 105365, 129680, 132080, 168584, 205867, 210730, 337168, 411734, 421460, 823468, 842920, 1029335, 1646936, 1685840, 2058670, 2676271, 3293872, 4117340, 5352542, 8234680, 10705084, 13381355, 16469360, 21410168, 26762710, 42820336, 53525420, 107050840, 214101680]

約数ペア:

[(1, 214101680), (2, 107050840), (4, 53525420), (5, 42820336), (8, 26762710), (10, 21410168), (13, 16469360), (16, 13381355), (20, 10705084), (26, 8234680), (40, 5352542), (52, 4117340), (65, 3293872), (80, 2676271), (104, 2058670), (127, 1685840), (130, 1646936), (208, 1029335), (254, 842920), (260, 823468), (508, 421460), (520, 411734), (635, 337168), (1016, 210730), (1040, 205867), (1270, 168584), (1621, 132080), (1651, 129680), (2032, 105365), (2540, 84292), (3242, 66040), (3302, 64840), (5080, 42146), (6484, 33020), (6604, 32420), (8105, 26416), (8255, 25936), (10160, 21073), (12968, 16510), (13208, 16210)]