25821760

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 112

約数和(自身を含む): 67299840

約数和(自身を除く): 41478080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 137, 152, 155, 160, 190, 248, 274, 304, 310, 320, 380, 496, 548, 589, 608, 620, 685, 760, 992, 1096, 1178, 1216, 1240, 1370, 1520, 1984, 2192, 2356, 2480, 2603, 2740, 2945, 3040, 4247, 4384, 4712, 4960, 5206, 5480, 5890, 6080, 8494, 8768, 9424, 9920, 10412, 10960, 11780, 13015, 16988, 18848, 20824, 21235, 21920, 23560, 26030, 33976, 37696, 41648, 42470, 43840, 47120, 52060, 67952, 80693, 83296, 84940, 94240, 104120, 135904, 161386, 166592, 169880, 188480, 208240, 271808, 322772, 339760, 403465, 416480, 645544, 679520, 806930, 832960, 1291088, 1359040, 1613860, 2582176, 3227720, 5164352, 6455440, 12910880, 25821760]

約数ペア:

[(1, 25821760), (2, 12910880), (4, 6455440), (5, 5164352), (8, 3227720), (10, 2582176), (16, 1613860), (19, 1359040), (20, 1291088), (31, 832960), (32, 806930), (38, 679520), (40, 645544), (62, 416480), (64, 403465), (76, 339760), (80, 322772), (95, 271808), (124, 208240), (137, 188480), (152, 169880), (155, 166592), (160, 161386), (190, 135904), (248, 104120), (274, 94240), (304, 84940), (310, 83296), (320, 80693), (380, 67952), (496, 52060), (548, 47120), (589, 43840), (608, 42470), (620, 41648), (685, 37696), (760, 33976), (992, 26030), (1096, 23560), (1178, 21920), (1216, 21235), (1240, 20824), (1370, 18848), (1520, 16988), (1984, 13015), (2192, 11780), (2356, 10960), (2480, 10412), (2603, 9920), (2740, 9424), (2945, 8768), (3040, 8494), (4247, 6080), (4384, 5890), (4712, 5480), (4960, 5206)]