40806350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{937}}^1$

素因数の和:1029

約数の個数: 48

約数和(自身を含む): 83046768

約数和(自身を除く): 42240418

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 325, 335, 650, 670, 871, 937, 1675, 1742, 1874, 3350, 4355, 4685, 8710, 9370, 12181, 21775, 23425, 24362, 43550, 46850, 60905, 62779, 121810, 125558, 304525, 313895, 609050, 627790, 816127, 1569475, 1632254, 3138950, 4080635, 8161270, 20403175, 40806350]

約数ペア:

[(1, 40806350), (2, 20403175), (5, 8161270), (10, 4080635), (13, 3138950), (25, 1632254), (26, 1569475), (50, 816127), (65, 627790), (67, 609050), (130, 313895), (134, 304525), (325, 125558), (335, 121810), (650, 62779), (670, 60905), (871, 46850), (937, 43550), (1675, 24362), (1742, 23425), (1874, 21775), (3350, 12181), (4355, 9370), (4685, 8710)]