115662640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 278419680

約数和(自身を除く): 162757040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 179, 197, 205, 328, 358, 394, 410, 656, 716, 788, 820, 895, 985, 1432, 1576, 1640, 1790, 1970, 2864, 3152, 3280, 3580, 3940, 7160, 7339, 7880, 8077, 14320, 14678, 15760, 16154, 29356, 32308, 35263, 36695, 40385, 58712, 64616, 70526, 73390, 80770, 117424, 129232, 141052, 146780, 161540, 176315, 282104, 293560, 323080, 352630, 564208, 587120, 646160, 705260, 1410520, 1445783, 2821040, 2891566, 5783132, 7228915, 11566264, 14457830, 23132528, 28915660, 57831320, 115662640]

約数ペア:

[(1, 115662640), (2, 57831320), (4, 28915660), (5, 23132528), (8, 14457830), (10, 11566264), (16, 7228915), (20, 5783132), (40, 2891566), (41, 2821040), (80, 1445783), (82, 1410520), (164, 705260), (179, 646160), (197, 587120), (205, 564208), (328, 352630), (358, 323080), (394, 293560), (410, 282104), (656, 176315), (716, 161540), (788, 146780), (820, 141052), (895, 129232), (985, 117424), (1432, 80770), (1576, 73390), (1640, 70526), (1790, 64616), (1970, 58712), (2864, 40385), (3152, 36695), (3280, 35263), (3580, 32308), (3940, 29356), (7160, 16154), (7339, 15760), (7880, 14678), (8077, 14320)]