81085992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{887}}^1$

素因数の和:1202

約数の個数: 64

約数和(自身を含む): 219300480

約数和(自身を除く): 138214488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 293, 312, 586, 879, 887, 1172, 1758, 1774, 2344, 2661, 3516, 3548, 3809, 5322, 7032, 7096, 7618, 10644, 11427, 11531, 15236, 21288, 22854, 23062, 30472, 34593, 45708, 46124, 69186, 91416, 92248, 138372, 259891, 276744, 519782, 779673, 1039564, 1559346, 2079128, 3118692, 3378583, 6237384, 6757166, 10135749, 13514332, 20271498, 27028664, 40542996, 81085992]

約数ペア:

[(1, 81085992), (2, 40542996), (3, 27028664), (4, 20271498), (6, 13514332), (8, 10135749), (12, 6757166), (13, 6237384), (24, 3378583), (26, 3118692), (39, 2079128), (52, 1559346), (78, 1039564), (104, 779673), (156, 519782), (293, 276744), (312, 259891), (586, 138372), (879, 92248), (887, 91416), (1172, 69186), (1758, 46124), (1774, 45708), (2344, 34593), (2661, 30472), (3516, 23062), (3548, 22854), (3809, 21288), (5322, 15236), (7032, 11531), (7096, 11427), (7618, 10644)]