25540920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{7883}}^1$

素因数の和:7906

約数の個数: 80

約数和(自身を含む): 85856760

約数和(自身を除く): 60315840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 7883, 15766, 23649, 31532, 39415, 47298, 63064, 70947, 78830, 94596, 118245, 141894, 157660, 189192, 212841, 236490, 283788, 315320, 354735, 425682, 472980, 567576, 638523, 709470, 851364, 945960, 1064205, 1277046, 1418940, 1702728, 2128410, 2554092, 2837880, 3192615, 4256820, 5108184, 6385230, 8513640, 12770460, 25540920]

約数ペア:

[(1, 25540920), (2, 12770460), (3, 8513640), (4, 6385230), (5, 5108184), (6, 4256820), (8, 3192615), (9, 2837880), (10, 2554092), (12, 2128410), (15, 1702728), (18, 1418940), (20, 1277046), (24, 1064205), (27, 945960), (30, 851364), (36, 709470), (40, 638523), (45, 567576), (54, 472980), (60, 425682), (72, 354735), (81, 315320), (90, 283788), (108, 236490), (120, 212841), (135, 189192), (162, 157660), (180, 141894), (216, 118245), (270, 94596), (324, 78830), (360, 70947), (405, 63064), (540, 47298), (648, 39415), (810, 31532), (1080, 23649), (1620, 15766), (3240, 7883)]