156979615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7477}}^1$

素因数の和:7531

約数の個数: 32

約数和(自身を含む): 226134720

約数和(自身を除く): 69155105

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1615, 4199, 7477, 20995, 37385, 97201, 127109, 142063, 486005, 635545, 710315, 1652417, 1846819, 2415071, 8262085, 9234095, 12075355, 31395923, 156979615]

約数ペア:

[(1, 156979615), (5, 31395923), (13, 12075355), (17, 9234095), (19, 8262085), (65, 2415071), (85, 1846819), (95, 1652417), (221, 710315), (247, 635545), (323, 486005), (1105, 142063), (1235, 127109), (1615, 97201), (4199, 37385), (7477, 20995)]