218020010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{25031}}^1$

素因数の和:25118

約数の個数: 32

約数和(自身を含む): 428948352

約数和(自身を除く): 210928342

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 25031, 50062, 125155, 250310, 325403, 650806, 1627015, 1677077, 3254030, 3354154, 8385385, 16770770, 21802001, 43604002, 109010005, 218020010]

約数ペア:

[(1, 218020010), (2, 109010005), (5, 43604002), (10, 21802001), (13, 16770770), (26, 8385385), (65, 3354154), (67, 3254030), (130, 1677077), (134, 1627015), (335, 650806), (670, 325403), (871, 250310), (1742, 125155), (4355, 50062), (8710, 25031)]