320768925

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9787}}^1$

素因数の和:9842

約数の個数: 48

約数和(自身を含む): 582581760

約数和(自身を除く): 261812835

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 345, 437, 475, 575, 1311, 1425, 1725, 2185, 6555, 9787, 10925, 29361, 32775, 48935, 146805, 185953, 225101, 244675, 557859, 675303, 734025, 929765, 1125505, 2789295, 3376515, 4276919, 4648825, 5627525, 12830757, 13946475, 16882575, 21384595, 64153785, 106922975, 320768925]

約数ペア:

[(1, 320768925), (3, 106922975), (5, 64153785), (15, 21384595), (19, 16882575), (23, 13946475), (25, 12830757), (57, 5627525), (69, 4648825), (75, 4276919), (95, 3376515), (115, 2789295), (285, 1125505), (345, 929765), (437, 734025), (475, 675303), (575, 557859), (1311, 244675), (1425, 225101), (1725, 185953), (2185, 146805), (6555, 48935), (9787, 32775), (10925, 29361)]