33887920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 87056928

約数和(自身を除く): 53169008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 97, 110, 176, 194, 220, 388, 397, 440, 485, 776, 794, 880, 970, 1067, 1552, 1588, 1940, 1985, 2134, 3176, 3880, 3970, 4268, 4367, 5335, 6352, 7760, 7940, 8536, 8734, 10670, 15880, 17072, 17468, 21340, 21835, 31760, 34936, 38509, 42680, 43670, 69872, 77018, 85360, 87340, 154036, 174680, 192545, 308072, 349360, 385090, 423599, 616144, 770180, 847198, 1540360, 1694396, 2117995, 3080720, 3388792, 4235990, 6777584, 8471980, 16943960, 33887920]

約数ペア:

[(1, 33887920), (2, 16943960), (4, 8471980), (5, 6777584), (8, 4235990), (10, 3388792), (11, 3080720), (16, 2117995), (20, 1694396), (22, 1540360), (40, 847198), (44, 770180), (55, 616144), (80, 423599), (88, 385090), (97, 349360), (110, 308072), (176, 192545), (194, 174680), (220, 154036), (388, 87340), (397, 85360), (440, 77018), (485, 69872), (776, 43670), (794, 42680), (880, 38509), (970, 34936), (1067, 31760), (1552, 21835), (1588, 21340), (1940, 17468), (1985, 17072), (2134, 15880), (3176, 10670), (3880, 8734), (3970, 8536), (4268, 7940), (4367, 7760), (5335, 6352)]