78208528

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{132109}}^1$

素因数の和:132154

約数の個数: 20

約数和(自身を含む): 155625580

約数和(自身を除く): 77417052

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 132109, 264218, 528436, 1056872, 2113744, 4888033, 9776066, 19552132, 39104264, 78208528]

約数ペア:

[(1, 78208528), (2, 39104264), (4, 19552132), (8, 9776066), (16, 4888033), (37, 2113744), (74, 1056872), (148, 528436), (296, 264218), (592, 132109)]