80454874760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6481}}^1\times {\mathrm{23873}}^1$

素因数の和:30378

約数の個数: 64

約数和(自身を含む): 194986597680

約数和(自身を除く): 114531722920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 6481, 12962, 23873, 25924, 32405, 47746, 51848, 64810, 84253, 95492, 119365, 129620, 168506, 190984, 238730, 259240, 310349, 337012, 421265, 477460, 620698, 674024, 842530, 954920, 1241396, 1551745, 1685060, 2482792, 3103490, 3370120, 6206980, 12413960, 154720913, 309441826, 618883652, 773604565, 1237767304, 1547209130, 2011371869, 3094418260, 4022743738, 6188836520, 8045487476, 10056859345, 16090974952, 20113718690, 40227437380, 80454874760]

約数ペア:

[(1, 80454874760), (2, 40227437380), (4, 20113718690), (5, 16090974952), (8, 10056859345), (10, 8045487476), (13, 6188836520), (20, 4022743738), (26, 3094418260), (40, 2011371869), (52, 1547209130), (65, 1237767304), (104, 773604565), (130, 618883652), (260, 309441826), (520, 154720913), (6481, 12413960), (12962, 6206980), (23873, 3370120), (25924, 3103490), (32405, 2482792), (47746, 1685060), (51848, 1551745), (64810, 1241396), (84253, 954920), (95492, 842530), (119365, 674024), (129620, 620698), (168506, 477460), (190984, 421265), (238730, 337012), (259240, 310349)]