54535455

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 104828256

約数和(自身を除く): 50292801

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 71, 101, 117, 169, 195, 213, 303, 355, 505, 507, 585, 639, 845, 909, 923, 1065, 1313, 1515, 1521, 2535, 2769, 3195, 3939, 4545, 4615, 6565, 7171, 7605, 8307, 11817, 11999, 13845, 17069, 19695, 21513, 35855, 35997, 41535, 51207, 59085, 59995, 64539, 85345, 93223, 107565, 107991, 153621, 179985, 256035, 279669, 322695, 466115, 539955, 768105, 839007, 1211899, 1398345, 3635697, 4195035, 6059495, 10907091, 18178485, 54535455]

約数ペア:

[(1, 54535455), (3, 18178485), (5, 10907091), (9, 6059495), (13, 4195035), (15, 3635697), (39, 1398345), (45, 1211899), (65, 839007), (71, 768105), (101, 539955), (117, 466115), (169, 322695), (195, 279669), (213, 256035), (303, 179985), (355, 153621), (505, 107991), (507, 107565), (585, 93223), (639, 85345), (845, 64539), (909, 59995), (923, 59085), (1065, 51207), (1313, 41535), (1515, 35997), (1521, 35855), (2535, 21513), (2769, 19695), (3195, 17069), (3939, 13845), (4545, 11999), (4615, 11817), (6565, 8307), (7171, 7605)]