64288400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:817

約数の個数: 120

約数和(自身を含む): 177592800

約数和(自身を除く): 113304400

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, 380, 400, 418, 440, 475, 550, 760, 769, 836, 880, 950, 1045, 1100, 1520, 1538, 1672, 1900, 2090, 2200, 3076, 3344, 3800, 3845, 4180, 4400, 5225, 6152, 7600, 7690, 8360, 8459, 10450, 12304, 14611, 15380, 16720, 16918, 19225, 20900, 29222, 30760, 33836, 38450, 41800, 42295, 58444, 61520, 67672, 73055, 76900, 83600, 84590, 116888, 135344, 146110, 153800, 160721, 169180, 211475, 233776, 292220, 307600, 321442, 338360, 365275, 422950, 584440, 642884, 676720, 730550, 803605, 845900, 1168880, 1285768, 1461100, 1607210, 1691800, 2571536, 2922200, 3214420, 3383600, 4018025, 5844400, 6428840, 8036050, 12857680, 16072100, 32144200, 64288400]

約数ペア:

[(1, 64288400), (2, 32144200), (4, 16072100), (5, 12857680), (8, 8036050), (10, 6428840), (11, 5844400), (16, 4018025), (19, 3383600), (20, 3214420), (22, 2922200), (25, 2571536), (38, 1691800), (40, 1607210), (44, 1461100), (50, 1285768), (55, 1168880), (76, 845900), (80, 803605), (88, 730550), (95, 676720), (100, 642884), (110, 584440), (152, 422950), (176, 365275), (190, 338360), (200, 321442), (209, 307600), (220, 292220), (275, 233776), (304, 211475), (380, 169180), (400, 160721), (418, 153800), (440, 146110), (475, 135344), (550, 116888), (760, 84590), (769, 83600), (836, 76900), (880, 73055), (950, 67672), (1045, 61520), (1100, 58444), (1520, 42295), (1538, 41800), (1672, 38450), (1900, 33836), (2090, 30760), (2200, 29222), (3076, 20900), (3344, 19225), (3800, 16918), (3845, 16720), (4180, 15380), (4400, 14611), (5225, 12304), (6152, 10450), (7600, 8459), (7690, 8360)]