168745648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{653}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 338656896

約数和(自身を除く): 169911248

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 521, 653, 1042, 1306, 2084, 2612, 4168, 5224, 8336, 10448, 16151, 20243, 32302, 40486, 64604, 80972, 129208, 161944, 258416, 323888, 340213, 680426, 1360852, 2721704, 5443408, 10546603, 21093206, 42186412, 84372824, 168745648]

約数ペア:

[(1, 168745648), (2, 84372824), (4, 42186412), (8, 21093206), (16, 10546603), (31, 5443408), (62, 2721704), (124, 1360852), (248, 680426), (496, 340213), (521, 323888), (653, 258416), (1042, 161944), (1306, 129208), (2084, 80972), (2612, 64604), (4168, 40486), (5224, 32302), (8336, 20243), (10448, 16151)]