4202667520

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52957}}^1$

素因数の和:53011

約数の個数: 80

約数和(自身を含む): 10401798528

約数和(自身を除く): 6199131008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 39680, 52957, 79360, 105914, 211828, 264785, 423656, 529570, 847312, 1059140, 1641667, 1694624, 2118280, 3283334, 3389248, 4236560, 6566668, 6778496, 8208335, 8473120, 13133336, 13556992, 16416670, 16946240, 26266672, 27113984, 32833340, 33892480, 52533344, 65666680, 67784960, 105066688, 131333360, 135569920, 210133376, 262666720, 420266752, 525333440, 840533504, 1050666880, 2101333760, 4202667520]

約数ペア:

[(1, 4202667520), (2, 2101333760), (4, 1050666880), (5, 840533504), (8, 525333440), (10, 420266752), (16, 262666720), (20, 210133376), (31, 135569920), (32, 131333360), (40, 105066688), (62, 67784960), (64, 65666680), (80, 52533344), (124, 33892480), (128, 32833340), (155, 27113984), (160, 26266672), (248, 16946240), (256, 16416670), (310, 13556992), (320, 13133336), (496, 8473120), (512, 8208335), (620, 6778496), (640, 6566668), (992, 4236560), (1240, 3389248), (1280, 3283334), (1984, 2118280), (2480, 1694624), (2560, 1641667), (3968, 1059140), (4960, 847312), (7936, 529570), (9920, 423656), (15872, 264785), (19840, 211828), (39680, 105914), (52957, 79360)]