42820400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:439

約数の個数: 120

約数和(自身を含む): 120763104

約数和(自身を除く): 77942704

約数列:

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

約数ペア:

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