25665200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 71037120

約数和(自身を除く): 45371920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 176, 190, 200, 209, 220, 275, 304, 307, 380, 400, 418, 440, 475, 550, 614, 760, 836, 880, 950, 1045, 1100, 1228, 1520, 1535, 1672, 1900, 2090, 2200, 2456, 3070, 3344, 3377, 3800, 4180, 4400, 4912, 5225, 5833, 6140, 6754, 7600, 7675, 8360, 10450, 11666, 12280, 13508, 15350, 16720, 16885, 20900, 23332, 24560, 27016, 29165, 30700, 33770, 41800, 46664, 54032, 58330, 61400, 64163, 67540, 83600, 84425, 93328, 116660, 122800, 128326, 135080, 145825, 168850, 233320, 256652, 270160, 291650, 320815, 337700, 466640, 513304, 583300, 641630, 675400, 1026608, 1166600, 1283260, 1350800, 1604075, 2333200, 2566520, 3208150, 5133040, 6416300, 12832600, 25665200]

約数ペア:

[(1, 25665200), (2, 12832600), (4, 6416300), (5, 5133040), (8, 3208150), (10, 2566520), (11, 2333200), (16, 1604075), (19, 1350800), (20, 1283260), (22, 1166600), (25, 1026608), (38, 675400), (40, 641630), (44, 583300), (50, 513304), (55, 466640), (76, 337700), (80, 320815), (88, 291650), (95, 270160), (100, 256652), (110, 233320), (152, 168850), (176, 145825), (190, 135080), (200, 128326), (209, 122800), (220, 116660), (275, 93328), (304, 84425), (307, 83600), (380, 67540), (400, 64163), (418, 61400), (440, 58330), (475, 54032), (550, 46664), (614, 41800), (760, 33770), (836, 30700), (880, 29165), (950, 27016), (1045, 24560), (1100, 23332), (1228, 20900), (1520, 16885), (1535, 16720), (1672, 15350), (1900, 13508), (2090, 12280), (2200, 11666), (2456, 10450), (3070, 8360), (3344, 7675), (3377, 7600), (3800, 6754), (4180, 6140), (4400, 5833), (4912, 5225)]