12400000015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{4261}}^1\times {\mathrm{44771}}^1$

素因数の和:49050

約数の個数: 16

約数和(自身を含む): 16028734176

約数和(自身を除く): 3628734161

約数列:

[1, 5, 13, 65, 4261, 21305, 44771, 55393, 223855, 276965, 582023, 2910115, 190769231, 953846155, 2480000003, 12400000015]

約数ペア:

[(1, 12400000015), (5, 2480000003), (13, 953846155), (65, 190769231), (4261, 2910115), (21305, 582023), (44771, 276965), (55393, 223855)]