201765560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1033}}^1$

素因数の和:1320

約数の個数: 64

約数和(自身を含む): 480189600

約数和(自身を除く): 278424040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 257, 380, 514, 760, 1028, 1033, 1285, 2056, 2066, 2570, 4132, 4883, 5140, 5165, 8264, 9766, 10280, 10330, 19532, 19627, 20660, 24415, 39064, 39254, 41320, 48830, 78508, 97660, 98135, 157016, 195320, 196270, 265481, 392540, 530962, 785080, 1061924, 1327405, 2123848, 2654810, 5044139, 5309620, 10088278, 10619240, 20176556, 25220695, 40353112, 50441390, 100882780, 201765560]

約数ペア:

[(1, 201765560), (2, 100882780), (4, 50441390), (5, 40353112), (8, 25220695), (10, 20176556), (19, 10619240), (20, 10088278), (38, 5309620), (40, 5044139), (76, 2654810), (95, 2123848), (152, 1327405), (190, 1061924), (257, 785080), (380, 530962), (514, 392540), (760, 265481), (1028, 196270), (1033, 195320), (1285, 157016), (2056, 98135), (2066, 97660), (2570, 78508), (4132, 48830), (4883, 41320), (5140, 39254), (5165, 39064), (8264, 24415), (9766, 20660), (10280, 19627), (10330, 19532)]