85640800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:441

約数の個数: 144

約数和(自身を含む): 245421792

約数和(自身を除く): 159780992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 41, 50, 56, 70, 80, 82, 100, 112, 140, 160, 164, 175, 200, 205, 224, 280, 287, 328, 350, 373, 400, 410, 560, 574, 656, 700, 746, 800, 820, 1025, 1120, 1148, 1312, 1400, 1435, 1492, 1640, 1865, 2050, 2296, 2611, 2800, 2870, 2984, 3280, 3730, 4100, 4592, 5222, 5600, 5740, 5968, 6560, 7175, 7460, 8200, 9184, 9325, 10444, 11480, 11936, 13055, 14350, 14920, 15293, 16400, 18650, 20888, 22960, 26110, 28700, 29840, 30586, 32800, 37300, 41776, 45920, 52220, 57400, 59680, 61172, 65275, 74600, 76465, 83552, 104440, 107051, 114800, 122344, 130550, 149200, 152930, 208880, 214102, 229600, 244688, 261100, 298400, 305860, 382325, 417760, 428204, 489376, 522200, 535255, 611720, 764650, 856408, 1044400, 1070510, 1223440, 1529300, 1712816, 2088800, 2141020, 2446880, 2676275, 3058600, 3425632, 4282040, 5352550, 6117200, 8564080, 10705100, 12234400, 17128160, 21410200, 42820400, 85640800]

約数ペア:

[(1, 85640800), (2, 42820400), (4, 21410200), (5, 17128160), (7, 12234400), (8, 10705100), (10, 8564080), (14, 6117200), (16, 5352550), (20, 4282040), (25, 3425632), (28, 3058600), (32, 2676275), (35, 2446880), (40, 2141020), (41, 2088800), (50, 1712816), (56, 1529300), (70, 1223440), (80, 1070510), (82, 1044400), (100, 856408), (112, 764650), (140, 611720), (160, 535255), (164, 522200), (175, 489376), (200, 428204), (205, 417760), (224, 382325), (280, 305860), (287, 298400), (328, 261100), (350, 244688), (373, 229600), (400, 214102), (410, 208880), (560, 152930), (574, 149200), (656, 130550), (700, 122344), (746, 114800), (800, 107051), (820, 104440), (1025, 83552), (1120, 76465), (1148, 74600), (1312, 65275), (1400, 61172), (1435, 59680), (1492, 57400), (1640, 52220), (1865, 45920), (2050, 41776), (2296, 37300), (2611, 32800), (2800, 30586), (2870, 29840), (2984, 28700), (3280, 26110), (3730, 22960), (4100, 20888), (4592, 18650), (5222, 16400), (5600, 15293), (5740, 14920), (5968, 14350), (6560, 13055), (7175, 11936), (7460, 11480), (8200, 10444), (9184, 9325)]