31609970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 69797376

約数和(自身を除く): 38187406

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 101, 119, 170, 202, 238, 263, 505, 526, 595, 707, 1010, 1190, 1315, 1414, 1717, 1841, 2630, 3434, 3535, 3682, 4471, 7070, 8585, 8942, 9205, 12019, 17170, 18410, 22355, 24038, 26563, 31297, 44710, 53126, 60095, 62594, 120190, 132815, 156485, 185941, 265630, 312970, 371882, 451571, 903142, 929705, 1859410, 2257855, 3160997, 4515710, 6321994, 15804985, 31609970]

約数ペア:

[(1, 31609970), (2, 15804985), (5, 6321994), (7, 4515710), (10, 3160997), (14, 2257855), (17, 1859410), (34, 929705), (35, 903142), (70, 451571), (85, 371882), (101, 312970), (119, 265630), (170, 185941), (202, 156485), (238, 132815), (263, 120190), (505, 62594), (526, 60095), (595, 53126), (707, 44710), (1010, 31297), (1190, 26563), (1315, 24038), (1414, 22355), (1717, 18410), (1841, 17170), (2630, 12019), (3434, 9205), (3535, 8942), (3682, 8585), (4471, 7070)]