155128090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{27751}}^1$

素因数の和:27814

約数の個数: 32

約数和(自身を含む): 307714176

約数和(自身を除く): 152586086

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 27751, 55502, 138755, 277510, 360763, 721526, 1193293, 1803815, 2386586, 3607630, 5966465, 11932930, 15512809, 31025618, 77564045, 155128090]

約数ペア:

[(1, 155128090), (2, 77564045), (5, 31025618), (10, 15512809), (13, 11932930), (26, 5966465), (43, 3607630), (65, 2386586), (86, 1803815), (130, 1193293), (215, 721526), (430, 360763), (559, 277510), (1118, 138755), (2795, 55502), (5590, 27751)]