40041100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 96087600

約数和(自身を除く): 56046500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 178, 220, 275, 356, 409, 445, 550, 818, 890, 979, 1100, 1636, 1780, 1958, 2045, 2225, 3916, 4090, 4450, 4499, 4895, 8180, 8900, 8998, 9790, 10225, 17996, 19580, 20450, 22495, 24475, 36401, 40900, 44990, 48950, 72802, 89980, 97900, 112475, 145604, 182005, 224950, 364010, 400411, 449900, 728020, 800822, 910025, 1601644, 1820050, 2002055, 3640100, 4004110, 8008220, 10010275, 20020550, 40041100]

約数ペア:

[(1, 40041100), (2, 20020550), (4, 10010275), (5, 8008220), (10, 4004110), (11, 3640100), (20, 2002055), (22, 1820050), (25, 1601644), (44, 910025), (50, 800822), (55, 728020), (89, 449900), (100, 400411), (110, 364010), (178, 224950), (220, 182005), (275, 145604), (356, 112475), (409, 97900), (445, 89980), (550, 72802), (818, 48950), (890, 44990), (979, 40900), (1100, 36401), (1636, 24475), (1780, 22495), (1958, 20450), (2045, 19580), (2225, 17996), (3916, 10225), (4090, 9790), (4450, 8998), (4499, 8900), (4895, 8180)]