80780994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{677}}^1\times {\mathrm{947}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 200536128

約数和(自身を除く): 119755134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 677, 947, 1354, 1894, 2031, 2841, 4062, 4739, 5682, 6093, 6629, 8523, 9478, 12186, 13258, 14217, 17046, 19887, 28434, 39774, 42651, 59661, 85302, 119322, 641119, 1282238, 1923357, 3846714, 4487833, 5770071, 8975666, 11540142, 13463499, 26926998, 40390497, 80780994]

約数ペア:

[(1, 80780994), (2, 40390497), (3, 26926998), (6, 13463499), (7, 11540142), (9, 8975666), (14, 5770071), (18, 4487833), (21, 3846714), (42, 1923357), (63, 1282238), (126, 641119), (677, 119322), (947, 85302), (1354, 59661), (1894, 42651), (2031, 39774), (2841, 28434), (4062, 19887), (4739, 17046), (5682, 14217), (6093, 13258), (6629, 12186), (8523, 9478)]