65541165

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 116121600

約数和(自身を除く): 50580435

約数列:

[1, 3, 5, 15, 19, 41, 57, 71, 79, 95, 123, 205, 213, 237, 285, 355, 395, 615, 779, 1065, 1185, 1349, 1501, 2337, 2911, 3239, 3895, 4047, 4503, 5609, 6745, 7505, 8733, 9717, 11685, 14555, 16195, 16827, 20235, 22515, 28045, 43665, 48585, 55309, 61541, 84135, 106571, 165927, 184623, 229969, 276545, 307705, 319713, 532855, 689907, 829635, 923115, 1149845, 1598565, 3449535, 4369411, 13108233, 21847055, 65541165]

約数ペア:

[(1, 65541165), (3, 21847055), (5, 13108233), (15, 4369411), (19, 3449535), (41, 1598565), (57, 1149845), (71, 923115), (79, 829635), (95, 689907), (123, 532855), (205, 319713), (213, 307705), (237, 276545), (285, 229969), (355, 184623), (395, 165927), (615, 106571), (779, 84135), (1065, 61541), (1185, 55309), (1349, 48585), (1501, 43665), (2337, 28045), (2911, 22515), (3239, 20235), (3895, 16827), (4047, 16195), (4503, 14555), (5609, 11685), (6745, 9717), (7505, 8733)]