80342680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 218350080

約数和(自身を除く): 138007400

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 23, 34, 40, 44, 46, 55, 68, 85, 88, 92, 110, 115, 136, 170, 184, 187, 220, 230, 253, 340, 374, 391, 440, 460, 467, 506, 680, 748, 782, 920, 934, 935, 1012, 1265, 1496, 1564, 1868, 1870, 1955, 2024, 2335, 2530, 3128, 3736, 3740, 3910, 4301, 4670, 5060, 5137, 7480, 7820, 7939, 8602, 9340, 10120, 10274, 10741, 15640, 15878, 17204, 18680, 20548, 21482, 21505, 25685, 31756, 34408, 39695, 41096, 42964, 43010, 51370, 53705, 63512, 79390, 85928, 86020, 87329, 102740, 107410, 118151, 158780, 172040, 174658, 182597, 205480, 214820, 236302, 317560, 349316, 365194, 429640, 436645, 472604, 590755, 698632, 730388, 873290, 912985, 945208, 1181510, 1460776, 1746580, 1825970, 2008567, 2363020, 3493160, 3651940, 4017134, 4726040, 7303880, 8034268, 10042835, 16068536, 20085670, 40171340, 80342680]

約数ペア:

[(1, 80342680), (2, 40171340), (4, 20085670), (5, 16068536), (8, 10042835), (10, 8034268), (11, 7303880), (17, 4726040), (20, 4017134), (22, 3651940), (23, 3493160), (34, 2363020), (40, 2008567), (44, 1825970), (46, 1746580), (55, 1460776), (68, 1181510), (85, 945208), (88, 912985), (92, 873290), (110, 730388), (115, 698632), (136, 590755), (170, 472604), (184, 436645), (187, 429640), (220, 365194), (230, 349316), (253, 317560), (340, 236302), (374, 214820), (391, 205480), (440, 182597), (460, 174658), (467, 172040), (506, 158780), (680, 118151), (748, 107410), (782, 102740), (920, 87329), (934, 86020), (935, 85928), (1012, 79390), (1265, 63512), (1496, 53705), (1564, 51370), (1868, 43010), (1870, 42964), (1955, 41096), (2024, 39695), (2335, 34408), (2530, 31756), (3128, 25685), (3736, 21505), (3740, 21482), (3910, 20548), (4301, 18680), (4670, 17204), (5060, 15878), (5137, 15640), (7480, 10741), (7820, 10274), (7939, 10120), (8602, 9340)]