31145870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3739}}^1$

素因数の和:3777

約数の個数: 48

約数和(自身を含む): 69070320

約数和(自身を除く): 37924450

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 3739, 4165, 7478, 8330, 18695, 26173, 37390, 52346, 63563, 127126, 130865, 183211, 261730, 317815, 366422, 444941, 635630, 889882, 916055, 1832110, 2224705, 3114587, 4449410, 6229174, 15572935, 31145870]

約数ペア:

[(1, 31145870), (2, 15572935), (5, 6229174), (7, 4449410), (10, 3114587), (14, 2224705), (17, 1832110), (34, 916055), (35, 889882), (49, 635630), (70, 444941), (85, 366422), (98, 317815), (119, 261730), (170, 183211), (238, 130865), (245, 127126), (490, 63563), (595, 52346), (833, 37390), (1190, 26173), (1666, 18695), (3739, 8330), (4165, 7478)]