63928700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:767

約数の個数: 72

約数和(自身を含む): 153271440

約数和(自身を除く): 89342740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 178, 220, 275, 356, 445, 550, 653, 890, 979, 1100, 1306, 1780, 1958, 2225, 2612, 3265, 3916, 4450, 4895, 6530, 7183, 8900, 9790, 13060, 14366, 16325, 19580, 24475, 28732, 32650, 35915, 48950, 58117, 65300, 71830, 97900, 116234, 143660, 179575, 232468, 290585, 359150, 581170, 639287, 718300, 1162340, 1278574, 1452925, 2557148, 2905850, 3196435, 5811700, 6392870, 12785740, 15982175, 31964350, 63928700]

約数ペア:

[(1, 63928700), (2, 31964350), (4, 15982175), (5, 12785740), (10, 6392870), (11, 5811700), (20, 3196435), (22, 2905850), (25, 2557148), (44, 1452925), (50, 1278574), (55, 1162340), (89, 718300), (100, 639287), (110, 581170), (178, 359150), (220, 290585), (275, 232468), (356, 179575), (445, 143660), (550, 116234), (653, 97900), (890, 71830), (979, 65300), (1100, 58117), (1306, 48950), (1780, 35915), (1958, 32650), (2225, 28732), (2612, 24475), (3265, 19580), (3916, 16325), (4450, 14366), (4895, 13060), (6530, 9790), (7183, 8900)]