66337648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7417}}^1$

素因数の和:7481

約数の個数: 40

約数和(自身を含む): 141654128

約数和(自身を除く): 75316480

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 7417, 8944, 14834, 29668, 59336, 96421, 118672, 192842, 318931, 385684, 637862, 771368, 1275724, 1542736, 2551448, 4146103, 5102896, 8292206, 16584412, 33168824, 66337648]

約数ペア:

[(1, 66337648), (2, 33168824), (4, 16584412), (8, 8292206), (13, 5102896), (16, 4146103), (26, 2551448), (43, 1542736), (52, 1275724), (86, 771368), (104, 637862), (172, 385684), (208, 318931), (344, 192842), (559, 118672), (688, 96421), (1118, 59336), (2236, 29668), (4472, 14834), (7417, 8944)]