64013888

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{863}}^1$

素因数の和:955

約数の個数: 56

約数和(自身を含む): 136062720

約数和(自身を除く): 72048832

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 152, 244, 304, 488, 608, 863, 976, 1159, 1216, 1726, 1952, 2318, 3452, 3904, 4636, 6904, 9272, 13808, 16397, 18544, 27616, 32794, 37088, 52643, 55232, 65588, 74176, 105286, 131176, 210572, 262352, 421144, 524704, 842288, 1000217, 1049408, 1684576, 2000434, 3369152, 4000868, 8001736, 16003472, 32006944, 64013888]

約数ペア:

[(1, 64013888), (2, 32006944), (4, 16003472), (8, 8001736), (16, 4000868), (19, 3369152), (32, 2000434), (38, 1684576), (61, 1049408), (64, 1000217), (76, 842288), (122, 524704), (152, 421144), (244, 262352), (304, 210572), (488, 131176), (608, 105286), (863, 74176), (976, 65588), (1159, 55232), (1216, 52643), (1726, 37088), (1952, 32794), (2318, 27616), (3452, 18544), (3904, 16397), (4636, 13808), (6904, 9272)]