56312080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{719}}^1$

素因数の和:832

約数の個数: 80

約数和(自身を含む): 144633600

約数和(自身を除く): 88321520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 110, 176, 178, 220, 356, 440, 445, 712, 719, 880, 890, 979, 1424, 1438, 1780, 1958, 2876, 3560, 3595, 3916, 4895, 5752, 7120, 7190, 7832, 7909, 9790, 11504, 14380, 15664, 15818, 19580, 28760, 31636, 39160, 39545, 57520, 63272, 63991, 78320, 79090, 126544, 127982, 158180, 255964, 316360, 319955, 511928, 632720, 639910, 703901, 1023856, 1279820, 1407802, 2559640, 2815604, 3519505, 5119280, 5631208, 7039010, 11262416, 14078020, 28156040, 56312080]

約数ペア:

[(1, 56312080), (2, 28156040), (4, 14078020), (5, 11262416), (8, 7039010), (10, 5631208), (11, 5119280), (16, 3519505), (20, 2815604), (22, 2559640), (40, 1407802), (44, 1279820), (55, 1023856), (80, 703901), (88, 639910), (89, 632720), (110, 511928), (176, 319955), (178, 316360), (220, 255964), (356, 158180), (440, 127982), (445, 126544), (712, 79090), (719, 78320), (880, 63991), (890, 63272), (979, 57520), (1424, 39545), (1438, 39160), (1780, 31636), (1958, 28760), (2876, 19580), (3560, 15818), (3595, 15664), (3916, 14380), (4895, 11504), (5752, 9790), (7120, 7909), (7190, 7832)]