80695719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 137592000

約数和(自身を除く): 56896281

約数列:

[1, 3, 9, 13, 17, 29, 39, 51, 87, 117, 153, 221, 261, 377, 493, 663, 1131, 1399, 1479, 1989, 3393, 4197, 4437, 6409, 12591, 18187, 19227, 23783, 40571, 54561, 57681, 71349, 121713, 163683, 214047, 309179, 365139, 527423, 689707, 927537, 1582269, 2069121, 2782611, 4746807, 6207363, 8966191, 26898573, 80695719]

約数ペア:

[(1, 80695719), (3, 26898573), (9, 8966191), (13, 6207363), (17, 4746807), (29, 2782611), (39, 2069121), (51, 1582269), (87, 927537), (117, 689707), (153, 527423), (221, 365139), (261, 309179), (377, 214047), (493, 163683), (663, 121713), (1131, 71349), (1399, 57681), (1479, 54561), (1989, 40571), (3393, 23783), (4197, 19227), (4437, 18187), (6409, 12591)]