71974064

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{145109}}^1$

素因数の和:145148

約数の個数: 20

約数和(自身を含む): 143949120

約数和(自身を除く): 71975056

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 145109, 290218, 580436, 1160872, 2321744, 4498379, 8996758, 17993516, 35987032, 71974064]

約数ペア:

[(1, 71974064), (2, 35987032), (4, 17993516), (8, 8996758), (16, 4498379), (31, 2321744), (62, 1160872), (124, 580436), (248, 290218), (496, 145109)]