65664304

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3541}}^1$

素因数の和:3629

約数の個数: 40

約数和(自身を含む): 136154480

約数和(自身を除く): 70490176

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 3541, 4636, 7082, 9272, 14164, 18544, 28328, 56656, 67279, 134558, 216001, 269116, 432002, 538232, 864004, 1076464, 1728008, 3456016, 4104019, 8208038, 16416076, 32832152, 65664304]

約数ペア:

[(1, 65664304), (2, 32832152), (4, 16416076), (8, 8208038), (16, 4104019), (19, 3456016), (38, 1728008), (61, 1076464), (76, 864004), (122, 538232), (152, 432002), (244, 269116), (304, 216001), (488, 134558), (976, 67279), (1159, 56656), (2318, 28328), (3541, 18544), (4636, 14164), (7082, 9272)]