1665202480

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{4139}}^1$

素因数の和:4306

約数の個数: 80

約数和(自身を含む): 3991887360

約数和(自身を除く): 2326684880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 107, 188, 214, 235, 376, 428, 470, 535, 752, 856, 940, 1070, 1712, 1880, 2140, 3760, 4139, 4280, 5029, 8278, 8560, 10058, 16556, 20116, 20695, 25145, 33112, 40232, 41390, 50290, 66224, 80464, 82780, 100580, 165560, 194533, 201160, 331120, 389066, 402320, 442873, 778132, 885746, 972665, 1556264, 1771492, 1945330, 2214365, 3112528, 3542984, 3890660, 4428730, 7085968, 7781320, 8857460, 15562640, 17714920, 20815031, 35429840, 41630062, 83260124, 104075155, 166520248, 208150310, 333040496, 416300620, 832601240, 1665202480]

約数ペア:

[(1, 1665202480), (2, 832601240), (4, 416300620), (5, 333040496), (8, 208150310), (10, 166520248), (16, 104075155), (20, 83260124), (40, 41630062), (47, 35429840), (80, 20815031), (94, 17714920), (107, 15562640), (188, 8857460), (214, 7781320), (235, 7085968), (376, 4428730), (428, 3890660), (470, 3542984), (535, 3112528), (752, 2214365), (856, 1945330), (940, 1771492), (1070, 1556264), (1712, 972665), (1880, 885746), (2140, 778132), (3760, 442873), (4139, 402320), (4280, 389066), (5029, 331120), (8278, 201160), (8560, 194533), (10058, 165560), (16556, 100580), (20116, 82780), (20695, 80464), (25145, 66224), (33112, 50290), (40232, 41390)]