81420736

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{55313}}^1$

素因数の和:55348

約数の個数: 28

約数和(自身を含む): 168597072

約数和(自身を除く): 87176336

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 368, 736, 1472, 55313, 110626, 221252, 442504, 885008, 1272199, 1770016, 2544398, 3540032, 5088796, 10177592, 20355184, 40710368, 81420736]

約数ペア:

[(1, 81420736), (2, 40710368), (4, 20355184), (8, 10177592), (16, 5088796), (23, 3540032), (32, 2544398), (46, 1770016), (64, 1272199), (92, 885008), (184, 442504), (368, 221252), (736, 110626), (1472, 55313)]