80857532

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{19381}}^1$

素因数の和:19541

約数の個数: 24

約数和(自身を含む): 162808800

約数和(自身を除く): 81951268

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 19381, 38762, 77524, 135667, 271334, 542668, 2887769, 5775538, 11551076, 20214383, 40428766, 80857532]

約数ペア:

[(1, 80857532), (2, 40428766), (4, 20214383), (7, 11551076), (14, 5775538), (28, 2887769), (149, 542668), (298, 271334), (596, 135667), (1043, 77524), (2086, 38762), (4172, 19381)]