81571316

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{5059}}^1$

素因数の和:5231

約数の個数: 24

約数和(自身を含む): 148764000

約数和(自身を除く): 67192684

約数列:

[1, 2, 4, 29, 58, 116, 139, 278, 556, 4031, 5059, 8062, 10118, 16124, 20236, 146711, 293422, 586844, 703201, 1406402, 2812804, 20392829, 40785658, 81571316]

約数ペア:

[(1, 81571316), (2, 40785658), (4, 20392829), (29, 2812804), (58, 1406402), (116, 703201), (139, 586844), (278, 293422), (556, 146711), (4031, 20236), (5059, 16124), (8062, 10118)]