64460464

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12473}}^1$

素因数の和:12517

約数の個数: 40

約数和(自身を含む): 139209840

約数和(自身を除く): 74749376

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 12473, 24946, 49892, 99784, 199568, 212041, 236987, 424082, 473974, 848164, 947948, 1696328, 1895896, 3392656, 3791792, 4028779, 8057558, 16115116, 32230232, 64460464]

約数ペア:

[(1, 64460464), (2, 32230232), (4, 16115116), (8, 8057558), (16, 4028779), (17, 3791792), (19, 3392656), (34, 1895896), (38, 1696328), (68, 947948), (76, 848164), (136, 473974), (152, 424082), (272, 236987), (304, 212041), (323, 199568), (646, 99784), (1292, 49892), (2584, 24946), (5168, 12473)]