8387600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1613}}^1$

素因数の和:1644

約数の個数: 60

約数和(自身を含む): 21714756

約数和(自身を除く): 13327156

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 1613, 2600, 3226, 5200, 6452, 8065, 12904, 16130, 20969, 25808, 32260, 40325, 41938, 64520, 80650, 83876, 104845, 129040, 161300, 167752, 209690, 322600, 335504, 419380, 524225, 645200, 838760, 1048450, 1677520, 2096900, 4193800, 8387600]

約数ペア:

[(1, 8387600), (2, 4193800), (4, 2096900), (5, 1677520), (8, 1048450), (10, 838760), (13, 645200), (16, 524225), (20, 419380), (25, 335504), (26, 322600), (40, 209690), (50, 167752), (52, 161300), (65, 129040), (80, 104845), (100, 83876), (104, 80650), (130, 64520), (200, 41938), (208, 40325), (260, 32260), (325, 25808), (400, 20969), (520, 16130), (650, 12904), (1040, 8065), (1300, 6452), (1613, 5200), (2600, 3226)]