1664207968

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{7523}}^1$

素因数の和:7787

約数の個数: 48

約数和(自身を含む): 3397718016

約数和(自身を除く): 1733510048

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 223, 248, 446, 496, 892, 992, 1784, 3568, 6913, 7136, 7523, 13826, 15046, 27652, 30092, 55304, 60184, 110608, 120368, 221216, 233213, 240736, 466426, 932852, 1677629, 1865704, 3355258, 3731408, 6710516, 7462816, 13421032, 26842064, 52006499, 53684128, 104012998, 208025996, 416051992, 832103984, 1664207968]

約数ペア:

[(1, 1664207968), (2, 832103984), (4, 416051992), (8, 208025996), (16, 104012998), (31, 53684128), (32, 52006499), (62, 26842064), (124, 13421032), (223, 7462816), (248, 6710516), (446, 3731408), (496, 3355258), (892, 1865704), (992, 1677629), (1784, 932852), (3568, 466426), (6913, 240736), (7136, 233213), (7523, 221216), (13826, 120368), (15046, 110608), (27652, 60184), (30092, 55304)]