71488768

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{21481}}^1$

素因数の和:21510

約数の個数: 36

約数和(自身を含む): 153682228

約数和(自身を除く): 82193460

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 21481, 42962, 85924, 171848, 279253, 343696, 558506, 687392, 1117012, 1374784, 2234024, 2749568, 4468048, 5499136, 8936096, 17872192, 35744384, 71488768]

約数ペア:

[(1, 71488768), (2, 35744384), (4, 17872192), (8, 8936096), (13, 5499136), (16, 4468048), (26, 2749568), (32, 2234024), (52, 1374784), (64, 1117012), (104, 687392), (128, 558506), (208, 343696), (256, 279253), (416, 171848), (832, 85924), (1664, 42962), (3328, 21481)]