525048920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{27751}}^1$

素因数の和:27816

約数の個数: 64

約数和(自身を含む): 1318775040

約数和(自身を除く): 793726120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460, 18920, 27751, 55502, 111004, 138755, 222008, 277510, 305261, 555020, 610522, 1110040, 1193293, 1221044, 1526305, 2386586, 2442088, 3052610, 4773172, 5966465, 6105220, 9546344, 11932930, 12210440, 13126223, 23865860, 26252446, 47731720, 52504892, 65631115, 105009784, 131262230, 262524460, 525048920]

約数ペア:

[(1, 525048920), (2, 262524460), (4, 131262230), (5, 105009784), (8, 65631115), (10, 52504892), (11, 47731720), (20, 26252446), (22, 23865860), (40, 13126223), (43, 12210440), (44, 11932930), (55, 9546344), (86, 6105220), (88, 5966465), (110, 4773172), (172, 3052610), (215, 2442088), (220, 2386586), (344, 1526305), (430, 1221044), (440, 1193293), (473, 1110040), (860, 610522), (946, 555020), (1720, 305261), (1892, 277510), (2365, 222008), (3784, 138755), (4730, 111004), (9460, 55502), (18920, 27751)]