75520040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 183949920

約数和(自身を除く): 108429880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 83, 86, 92, 115, 166, 172, 184, 215, 230, 332, 344, 415, 430, 460, 529, 664, 830, 860, 920, 989, 1058, 1660, 1720, 1909, 1978, 2116, 2645, 3320, 3569, 3818, 3956, 4232, 4945, 5290, 7138, 7636, 7912, 9545, 9890, 10580, 14276, 15272, 17845, 19090, 19780, 21160, 22747, 28552, 35690, 38180, 39560, 43907, 45494, 71380, 76360, 82087, 87814, 90988, 113735, 142760, 164174, 175628, 181976, 219535, 227470, 328348, 351256, 410435, 439070, 454940, 656696, 820870, 878140, 909880, 1641740, 1756280, 1888001, 3283480, 3776002, 7552004, 9440005, 15104008, 18880010, 37760020, 75520040]

約数ペア:

[(1, 75520040), (2, 37760020), (4, 18880010), (5, 15104008), (8, 9440005), (10, 7552004), (20, 3776002), (23, 3283480), (40, 1888001), (43, 1756280), (46, 1641740), (83, 909880), (86, 878140), (92, 820870), (115, 656696), (166, 454940), (172, 439070), (184, 410435), (215, 351256), (230, 328348), (332, 227470), (344, 219535), (415, 181976), (430, 175628), (460, 164174), (529, 142760), (664, 113735), (830, 90988), (860, 87814), (920, 82087), (989, 76360), (1058, 71380), (1660, 45494), (1720, 43907), (1909, 39560), (1978, 38180), (2116, 35690), (2645, 28552), (3320, 22747), (3569, 21160), (3818, 19780), (3956, 19090), (4232, 17845), (4945, 15272), (5290, 14276), (7138, 10580), (7636, 9890), (7912, 9545)]