307702625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 434903040

約数和(自身を除く): 127200415

約数列:

[1, 5, 19, 23, 25, 43, 95, 115, 125, 131, 215, 437, 475, 575, 655, 817, 989, 1075, 2185, 2375, 2489, 2875, 3013, 3275, 4085, 4945, 5375, 5633, 10925, 12445, 15065, 16375, 18791, 20425, 24725, 28165, 54625, 57247, 62225, 75325, 93955, 102125, 107027, 123625, 129559, 140825, 286235, 311125, 376625, 469775, 535135, 647795, 704125, 1431175, 2348875, 2461621, 2675675, 3238975, 7155875, 12308105, 13378375, 16194875, 61540525, 307702625]

約数ペア:

[(1, 307702625), (5, 61540525), (19, 16194875), (23, 13378375), (25, 12308105), (43, 7155875), (95, 3238975), (115, 2675675), (125, 2461621), (131, 2348875), (215, 1431175), (437, 704125), (475, 647795), (575, 535135), (655, 469775), (817, 376625), (989, 311125), (1075, 286235), (2185, 140825), (2375, 129559), (2489, 123625), (2875, 107027), (3013, 102125), (3275, 93955), (4085, 75325), (4945, 62225), (5375, 57247), (5633, 54625), (10925, 28165), (12445, 24725), (15065, 20425), (16375, 18791)]