51379770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131743}}^1$

素因数の和:131766

約数の個数: 32

約数和(自身を含む): 132797952

約数和(自身を除く): 81418182

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 131743, 263486, 395229, 658715, 790458, 1317430, 1712659, 1976145, 3425318, 3952290, 5137977, 8563295, 10275954, 17126590, 25689885, 51379770]

約数ペア:

[(1, 51379770), (2, 25689885), (3, 17126590), (5, 10275954), (6, 8563295), (10, 5137977), (13, 3952290), (15, 3425318), (26, 1976145), (30, 1712659), (39, 1317430), (65, 790458), (78, 658715), (130, 395229), (195, 263486), (390, 131743)]