253661330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{29123}}^1$

素因数の和:29210

約数の個数: 32

約数和(自身を含む): 499068864

約数和(自身を除く): 245407534

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 29123, 58246, 145615, 291230, 378599, 757198, 1892995, 1951241, 3785990, 3902482, 9756205, 19512410, 25366133, 50732266, 126830665, 253661330]

約数ペア:

[(1, 253661330), (2, 126830665), (5, 50732266), (10, 25366133), (13, 19512410), (26, 9756205), (65, 3902482), (67, 3785990), (130, 1951241), (134, 1892995), (335, 757198), (670, 378599), (871, 291230), (1742, 145615), (4355, 58246), (8710, 29123)]