31528030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 33479330

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 43, 85, 86, 95, 170, 190, 215, 227, 323, 430, 454, 646, 731, 817, 1135, 1462, 1615, 1634, 2270, 3230, 3655, 3859, 4085, 4313, 7310, 7718, 8170, 8626, 9761, 13889, 19295, 19522, 21565, 27778, 38590, 43130, 48805, 69445, 73321, 97610, 138890, 146642, 165937, 185459, 331874, 366605, 370918, 733210, 829685, 927295, 1659370, 1854590, 3152803, 6305606, 15764015, 31528030]

約数ペア:

[(1, 31528030), (2, 15764015), (5, 6305606), (10, 3152803), (17, 1854590), (19, 1659370), (34, 927295), (38, 829685), (43, 733210), (85, 370918), (86, 366605), (95, 331874), (170, 185459), (190, 165937), (215, 146642), (227, 138890), (323, 97610), (430, 73321), (454, 69445), (646, 48805), (731, 43130), (817, 38590), (1135, 27778), (1462, 21565), (1615, 19522), (1634, 19295), (2270, 13889), (3230, 9761), (3655, 8626), (3859, 8170), (4085, 7718), (4313, 7310)]