78420340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1129}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 173134080

約数和(自身を除く): 94713740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 151, 230, 302, 460, 604, 755, 1129, 1510, 2258, 3020, 3473, 4516, 5645, 6946, 11290, 13892, 17365, 22580, 25967, 34730, 51934, 69460, 103868, 129835, 170479, 259670, 340958, 519340, 681916, 852395, 1704790, 3409580, 3921017, 7842034, 15684068, 19605085, 39210170, 78420340]

約数ペア:

[(1, 78420340), (2, 39210170), (4, 19605085), (5, 15684068), (10, 7842034), (20, 3921017), (23, 3409580), (46, 1704790), (92, 852395), (115, 681916), (151, 519340), (230, 340958), (302, 259670), (460, 170479), (604, 129835), (755, 103868), (1129, 69460), (1510, 51934), (2258, 34730), (3020, 25967), (3473, 22580), (4516, 17365), (5645, 13892), (6946, 11290)]