82980740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4001}}^1$

素因数の和:4088

約数の個数: 48

約数和(自身を含む): 187581744

約数和(自身を除く): 104601004

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2074, 4001, 4148, 5185, 8002, 10370, 16004, 20005, 20740, 40010, 68017, 80020, 136034, 244061, 272068, 340085, 488122, 680170, 976244, 1220305, 1360340, 2440610, 4149037, 4881220, 8298074, 16596148, 20745185, 41490370, 82980740]

約数ペア:

[(1, 82980740), (2, 41490370), (4, 20745185), (5, 16596148), (10, 8298074), (17, 4881220), (20, 4149037), (34, 2440610), (61, 1360340), (68, 1220305), (85, 976244), (122, 680170), (170, 488122), (244, 340085), (305, 272068), (340, 244061), (610, 136034), (1037, 80020), (1220, 68017), (2074, 40010), (4001, 20740), (4148, 20005), (5185, 16004), (8002, 10370)]