8889688400

素因数分解:

$2^4\times 5^2\times {\mathrm{107}}^1\times {\mathrm{229}}^1\times {\mathrm{907}}^1$

素因数の和:1261

約数の個数: 120

約数和(自身を含む): 21675085920

約数和(自身を除く): 12785397520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 107, 200, 214, 229, 400, 428, 458, 535, 856, 907, 916, 1070, 1145, 1712, 1814, 1832, 2140, 2290, 2675, 3628, 3664, 4280, 4535, 4580, 5350, 5725, 7256, 8560, 9070, 9160, 10700, 11450, 14512, 18140, 18320, 21400, 22675, 22900, 24503, 36280, 42800, 45350, 45800, 49006, 72560, 90700, 91600, 97049, 98012, 122515, 181400, 194098, 196024, 207703, 245030, 362800, 388196, 392048, 415406, 485245, 490060, 612575, 776392, 830812, 970490, 980120, 1038515, 1225150, 1552784, 1661624, 1940980, 1960240, 2077030, 2426225, 2450300, 3323248, 3881960, 4154060, 4852450, 4900600, 5192575, 7763920, 8308120, 9704900, 9801200, 10385150, 16616240, 19409800, 20770300, 22224221, 38819600, 41540600, 44448442, 83081200, 88896884, 111121105, 177793768, 222242210, 355587536, 444484420, 555605525, 888968840, 1111211050, 1777937680, 2222422100, 4444844200, 8889688400]

約数ペア:

[(1, 8889688400), (2, 4444844200), (4, 2222422100), (5, 1777937680), (8, 1111211050), (10, 888968840), (16, 555605525), (20, 444484420), (25, 355587536), (40, 222242210), (50, 177793768), (80, 111121105), (100, 88896884), (107, 83081200), (200, 44448442), (214, 41540600), (229, 38819600), (400, 22224221), (428, 20770300), (458, 19409800), (535, 16616240), (856, 10385150), (907, 9801200), (916, 9704900), (1070, 8308120), (1145, 7763920), (1712, 5192575), (1814, 4900600), (1832, 4852450), (2140, 4154060), (2290, 3881960), (2675, 3323248), (3628, 2450300), (3664, 2426225), (4280, 2077030), (4535, 1960240), (4580, 1940980), (5350, 1661624), (5725, 1552784), (7256, 1225150), (8560, 1038515), (9070, 980120), (9160, 970490), (10700, 830812), (11450, 776392), (14512, 612575), (18140, 490060), (18320, 485245), (21400, 415406), (22675, 392048), (22900, 388196), (24503, 362800), (36280, 245030), (42800, 207703), (45350, 196024), (45800, 194098), (49006, 181400), (72560, 122515), (90700, 98012), (91600, 97049)]