65021806075

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1\times {\mathrm{743}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 83393519616

約数和(自身を除く): 18371713541

約数列:

[1, 5, 25, 43, 127, 215, 635, 641, 743, 1075, 3175, 3205, 3715, 5461, 16025, 18575, 27305, 27563, 31949, 81407, 94361, 136525, 137815, 159745, 407035, 471805, 476263, 689075, 798725, 2035175, 2359025, 2381315, 3500501, 4057523, 11906575, 17502505, 20287615, 20479309, 60485401, 87512525, 101438075, 102396545, 302427005, 511982725, 1512135025, 2600872243, 13004361215, 65021806075]

約数ペア:

[(1, 65021806075), (5, 13004361215), (25, 2600872243), (43, 1512135025), (127, 511982725), (215, 302427005), (635, 102396545), (641, 101438075), (743, 87512525), (1075, 60485401), (3175, 20479309), (3205, 20287615), (3715, 17502505), (5461, 11906575), (16025, 4057523), (18575, 3500501), (27305, 2381315), (27563, 2359025), (31949, 2035175), (81407, 798725), (94361, 689075), (136525, 476263), (137815, 471805), (159745, 407035)]