81394290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47599}}^1$

素因数の和:47631

約数の個数: 48

約数和(自身を含む): 222768000

約数和(自身を除く): 141373710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 47599, 95198, 142797, 237995, 285594, 428391, 475990, 713985, 856782, 904381, 1427970, 1808762, 2141955, 2713143, 4283910, 4521905, 5426286, 8139429, 9043810, 13565715, 16278858, 27131430, 40697145, 81394290]

約数ペア:

[(1, 81394290), (2, 40697145), (3, 27131430), (5, 16278858), (6, 13565715), (9, 9043810), (10, 8139429), (15, 5426286), (18, 4521905), (19, 4283910), (30, 2713143), (38, 2141955), (45, 1808762), (57, 1427970), (90, 904381), (95, 856782), (114, 713985), (171, 475990), (190, 428391), (285, 285594), (342, 237995), (570, 142797), (855, 95198), (1710, 47599)]